40mm stainless steel · Silver dial · Day, date, week number & moonphase · Swiss quartz FC-270 · Sapphire crystal · $1,495 at Lexor Miami, an authorized Frederique Constant dealer

Frederique Constant FC-270SW4P26 Classics Index Business Timer front view with 40mm stainless steel case, silver dial, day, date, week and moonphase displays, and black leather strap
The Frederique Constant FC-270SW4P26: a Swiss calendar moonphase watch built for the working week.

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What is the Frederique Constant FC-270SW4P26? The FC-270SW4P26 is a men's Swiss dress watch from the Frederique Constant Classics Index Business Timer collection. It has a 40mm polished stainless steel case that is 9.94mm thick, a silver matte dial with applied indexes, and a Swiss quartz FC-270 caliber (based on the Ronda 706.B) that displays hours, minutes, day, date, week number, and moonphase. It features a sapphire crystal, 60m (6 ATM) water resistance, a black leather strap with a 22mm lug width, and approximately 60 months of battery life. It retails for $1,495 and carries a 2-year manufacturer warranty when purchased from an authorized dealer such as Lexor Miami.

Introduction: A Swiss Watch Designed Around How You Actually Work

Most dress watches tell you the time and little else. The Frederique Constant FC-270SW4P26 was designed with a different question in mind: what does a professional need to see at a glance during a busy week? The answer, according to Frederique Constant, is the day, the date, the week number, and — for a touch of poetry — the phase of the moon. That combination is what gives the Business Timer its name.

The result is a watch that sits comfortably between two worlds. On one side, it is a practical tool for anyone who plans projects in weeks, books flights by the date, and juggles meetings across the calendar. On the other, it is a genuinely elegant Swiss dress watch with a silver dial, a slim 9.94mm case, and a black leather strap that looks right with a navy suit, a tuxedo, or an open-collar shirt on a Friday.

For American buyers, the FC-270SW4P26 also solves a common problem in the $1,000–$2,000 range. Many watches at this price either offer Swiss heritage with a bare-bones three-hand dial, or offer complications from brands without real watchmaking credentials. This reference delivers a full calendar and a moonphase from a Geneva-based Swiss house, with a sapphire crystal and a battery that lasts about five years. It is one of the most complete Swiss calendar watches you can buy at its price.

In this guide, we cover everything you need to decide whether the FC-270SW4P26 is right for you: the brand's history, the full specifications, how the movement works, how it compares with similar models, who it suits best, and why buying it from an authorized Frederique Constant dealer like Lexor Miami matters.

The History of Frederique Constant: Accessible Swiss Luxury Since 1988

Frederique Constant FC-270SW4P26 Business Timer Swiss watch displayed at Lexor Miami, authorized Frederique Constant dealer
The FC-270SW4P26 continues Frederique Constant's mission of making Swiss luxury watches accessible.

A Family Name Built From Two Families

Frederique Constant was founded in Geneva in 1988 by Peter and Aletta Stas, a Dutch couple with a shared passion for classic watchmaking. The brand name honors two ancestors: Frederique Schreiner, Aletta's great-grandmother, and Constant Stas, Peter's great-grandfather, who ran a watch-dial business in the early 20th century. That family story still defines the brand's identity, and it is printed on every dial that leaves the manufacture.

A Clear Founding Mission

From day one, the founders set out to make luxury Swiss watches accessible to more people. Rather than chasing six-figure price tags, Frederique Constant focused on classic design, honest materials, and genuine Swiss craftsmanship at prices professionals could realistically afford. That philosophy is exactly why the FC-270SW4P26 offers sapphire, a full calendar, and a moonphase at $1,495.

From Assembler to Manufacture

Frederique Constant built its reputation in the 1990s with the Heart Beat, a design that opened the dial to reveal the beating balance wheel. In 2004, the brand introduced its first in-house movement, a milestone few independent houses reach. A dedicated manufacture in Plan-les-Ouates, on the outskirts of Geneva, followed, and today the brand produces a range of in-house calibers including moonphases, worldtimers, perpetual calendars, and tourbillons. Since 2016, Frederique Constant has been part of the Citizen group, which has given it industrial scale while it keeps its Geneva identity and design studio.

Why That History Matters for the FC-270SW4P26

Even though the Business Timer runs on quartz, it benefits from everything the brand has learned about classic watch design. The proportions, the applied indexes, the hand set, and the moonphase layout all come from a brand that builds complicated mechanical watches. You are buying a quartz watch designed by mechanical watchmakers. To learn more about the brand, read our guide on why Frederique Constant watches are a smart luxury choice in 2026.

Key Features of the Frederique Constant FC-270SW4P26

  • Four calendar indications: day of the week, date, week number of the year, and moonphase — all on one clean silver dial.
  • Swiss quartz caliber FC-270: based on the Ronda 706.B, a Swiss movement known for reliability.
  • About 60 months of battery life: roughly five years between battery changes under normal use.
  • 40mm polished stainless steel case: a modern size that suits most American wrists.
  • Slim 9.94mm profile: slides under a dress shirt cuff without catching.
  • Anti-reflective sapphire crystal: scratch-resistant and easy to read in bright Florida sunlight or dim restaurant lighting.
  • Silver matte dial with applied indexes: clean, legible, and timeless.
  • 60m (6 ATM) water resistance: handles rain, hand-washing, and everyday splashes.
  • Black leather strap with crocodile-pattern finish: classic and formal, with a 22mm lug width for easy strap swaps.
  • Swiss made in Geneva: backed by a 2-year Frederique Constant warranty from an authorized dealer.

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Benefits: What the Business Timer Does for You Every Day

You Always Know Where You Are in the Week

The week-number display is the Business Timer's signature feature, and it is more useful than many American buyers expect. Week numbers are standard in European business and increasingly common in US project management, manufacturing, logistics, retail planning, and software development. If your colleagues say "let's ship in week 46," a quick glance at your wrist answers the question without opening your phone.

No Winding, No Setting Every Morning

A mechanical watch with a day, date, and moonphase is beautiful, but if you stop wearing it for two days, you have to reset everything. The FC-270SW4P26's quartz movement keeps running for years. You can rotate it with other watches, leave it in a drawer during a vacation, and pick it up with every indication still correct. For busy professionals, that convenience is worth a great deal.

A Watch That Works From the Boardroom to Black Tie

The silver dial, slim case, and black leather strap make this a true dress watch. Yet the calendar functions keep it practical enough to wear Monday through Friday. Very few watches handle both roles this well.

Swiss Quality Without Excessive Cost

At $1,495, you get sapphire crystal, a polished steel case, a moonphase complication, and Swiss assembly from a respected Geneva manufacture. Over a decade of wear, the cost of ownership is low: a battery change roughly every five years and occasional strap replacement.

A Conversation Piece With Meaning

The moonphase has fascinated people for centuries. It connects a modern business tool to the oldest timekeeper humans have known — the night sky. Many owners say it is the detail people ask about most.

Frederique Constant FC-270SW4P26 Specifications

Specification FC-270SW4P26
Brand Frederique Constant (Geneva, Switzerland)
Collection Classics Index Business Timer
Reference FC-270SW4P26
GTIN / UPC 7630428475307
Gender Men's
Movement Swiss quartz, caliber FC-270 (base Ronda 706.B)
Functions Hours, minutes, seconds, day, date, week number, moonphase
Battery life Approximately 60 months
Case material Polished stainless steel
Case diameter 40mm
Case thickness 9.94mm
Case back Solid stainless steel, screw-down
Crystal Anti-reflective sapphire
Bezel Fixed, polished steel
Dial Silver, matte finish, applied indexes
Water resistance 60m / 6 ATM / 200 ft
Strap Black leather with crocodile-pattern finish and contrast stitching
Lug width 22mm
Clasp Pin buckle
Country of origin Switzerland
Warranty 2-year Frederique Constant manufacturer warranty
Price at Lexor Miami $1,495

Materials: Steel, Sapphire, and Leather

Stainless Steel Case

The 40mm case is made of stainless steel with a polished finish. Steel is the standard for quality Swiss watches because it resists corrosion, holds a polish well, and is hypoallergenic for most people. The polished surfaces catch the light in a subtle way that suits a dress watch, and the solid screw-down case back protects the movement from moisture and dust.

Sapphire Crystal

The crystal is synthetic sapphire, which ranks just below diamond in hardness. In practical terms, that means keys, desk edges, and door frames are far less likely to scratch it than the mineral crystals found on many fashion watches. The anti-reflective treatment reduces glare, which is especially welcome under the bright Miami sun or the harsh lights of an office.

Leather Strap

The FC-270SW4P26 comes on a black leather strap with a crocodile-pattern finish and a classic pin buckle. It is formal enough for evening events and broken in quickly for daily wear. With a 22mm lug width, it's easy to switch to a brown strap for a warmer, more casual look, or to a rubber or fabric strap for summer. If you prefer a bracelet from the start, the blue-dial Frederique Constant Index Business Timer FC-270N4P6B comes on a stainless steel bracelet.

Design: Classic Proportions and a Highly Legible Dial

Close-up of the Frederique Constant FC-270SW4P26 silver dial showing applied indexes, day and date sub-dials, week number, and moonphase display on a black leather strap
The silver matte dial organizes day, date, week number, and moonphase without visual clutter.

The Dial

The biggest challenge with any calendar watch is fitting multiple indications on a dial without making it look busy. Frederique Constant handles this with restraint. The silver matte dial uses slim applied indexes for the hours, and each calendar function is arranged in a balanced layout so the eye reads the time first and the calendar second. The moonphase adds a single point of color and character.

The "Index" in the collection name refers to these applied baton markers, which create a cleaner, more contemporary look than Roman numerals. If you prefer Roman numerals and an open view of the balance wheel, the Frederique Constant Heart Beat Moonphase Date FC-335MC4P6 offers a more traditional take.

The Case

At 40mm in diameter and under 10mm thick, the case is well balanced. It's large enough to keep the calendar functions legible, yet slim enough to sit discreetly under a shirt cuff. The polished finish, fixed bezel, and gently curved lugs give it a classic profile that will not look dated in 10 or 20 years.

The Silver-and-Black Palette

Silver dial plus black leather is the most versatile combination in classic watchmaking. It works with black, navy, charcoal, and gray tailoring, and it's neutral enough for jeans and a blazer. If you only own one dress watch, this palette is the safest choice.

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Technology: Inside the FC-270 Swiss Quartz Caliber

The Movement

The FC-270 is a Swiss quartz caliber built on the Ronda 706.B. Ronda is a long-established Swiss movement manufacturer whose calibers power watches from many respected brands. The 706.B is designed specifically for multi-function calendar watches, which is why it can display day, date, week number, and moonphase at the same time.

How Quartz Timekeeping Works

A quartz watch uses a tiny quartz crystal that vibrates at a stable frequency when electricity from the battery passes through it. The circuit counts those vibrations and drives a stepping motor that moves the hands. Because the frequency is so stable, quartz watches are far more accurate than mechanical watches — typically measured in seconds per month rather than seconds per day.

How the Moonphase Works

A lunar cycle — from one new moon to the next — lasts about 29.5 days. The moonphase display uses a rotating disc that shows the moon's appearance as it waxes from new to full and wanes back again. Set it once, and it follows the lunar cycle with you. It's a romantic complication with deep roots in Swiss watchmaking, and it is one of the main reasons people choose this model over a simpler day-date watch.

How the Week Number Works

The week number counts the weeks of the year, from week 1 to week 52 (or 53 in some years). It's the indication that gives the Business Timer its name and its practicality for anyone who works with project timelines, production schedules, or international teams.

Setting the Calendar

The time is set with the crown, while the calendar indications are adjusted using correctors on the side of the case. Lexor Miami's team can show you how to set every function when you pick up your watch in our showroom, or guide you over the phone or WhatsApp if you order online.

Battery Life and Service

The movement is rated for about 60 months of battery life. When the battery eventually needs replacing, have it done by a qualified watchmaker who can also check the gaskets to maintain water resistance. Compared with a mechanical watch, which typically needs a full service every several years, the long-term maintenance cost is very low.

Who Should Buy the Frederique Constant FC-270SW4P26?

Frederique Constant FC-270SW4P26 men's Swiss dress watch with silver dial and moonphase on a black leather strap, displayed in a lifestyle setting
Designed for professionals who want Swiss elegance and practical calendar functions in one watch.

Professionals and Executives

Lawyers, consultants, physicians, engineers, financial advisors, and executives who live by their calendar will get daily value from the day, date, and week-number displays. It's polished enough for client meetings and practical enough for every workday.

First-Time Swiss Watch Buyers

If you are buying your first serious Swiss watch, the FC-270SW4P26 is an excellent entry point. It's easy to live with, needs no winding, and introduces you to complications that are usually found on much more expensive pieces.

Gift Buyers

It's an outstanding gift for a graduation, promotion, wedding, anniversary, retirement, or milestone birthday. The moonphase gives it emotional appeal, and a Swiss name on the dial signals real thought. Lexor Miami ships it free within the contiguous United States in its original Frederique Constant packaging.

Collectors Who Want a Low-Maintenance Dress Watch

Many collectors own automatic watches but want a reliable "grab-and-go" piece that's always set. The Business Timer fits this role perfectly.

Who Might Prefer Something Else

If you want to see a mechanical movement through a display case back, consider an automatic like the Frederique Constant Classics Index Automatic FC-530G3B6B. If you want a rectangular shape, look at the Carrée Calendar Moonphase FC-265S4C5. And if you need a sports or dive watch, a 60m dress watch isn't the right tool.

Why Buy the FC-270SW4P26 at Lexor Miami?

Where you buy a luxury watch matters as much as which watch you buy. Lexor Miami is an authorized Frederique Constant dealer, listed on the official Frederique Constant US dealer locator. Here's what that means for you:

  • Guaranteed authenticity: every watch comes directly through official channels — brand new, never pre-owned or gray market.
  • 2-year Frederique Constant warranty: valid because the watch is sold by an authorized dealer.
  • Free shipping: free shipping within the 48 contiguous US states on this watch.
  • Free returns: 30-day returns on unworn items in original condition and packaging, with a prepaid return label. See our refund policy.
  • Expert help before and after purchase: chat, WhatsApp, phone, or email with our watch specialists — WhatsApp +1 786-333-1331.
  • A real Miami showroom: visit us at 2371 NW 20th St, Miami, FL 33142, Monday to Saturday, 10 AM–6 PM, with free parking and on-site security.
  • Trusted by thousands: more than 3,100 five-star Google reviews and over 20 years of experience in luxury retail.
  • Family and women-owned: personal service, not a faceless warehouse.

Learn more about Lexor Miami, browse our customer FAQs, or discover why we're a top destination for luxury shopping in Miami.

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FC-270SW4P26 vs. Similar Frederique Constant Models

Frederique Constant offers several ways to get a calendar or moonphase on your wrist. Here's how the FC-270SW4P26 compares with related models available at Lexor Miami:

Model Movement Key Functions Look Price
FC-270SW4P26 Business Timer Swiss quartz FC-270 Day, date, week, moonphase 40mm round, silver dial, black leather $1,495
FC-270N4P6B Business Timer Swiss quartz FC-270 Day, date, week, moonphase 40mm round, blue dial, steel bracelet $1,935
FC-265S4C5 Carrée Calendar Moonphase Swiss quartz Calendar, moonphase Rectangular Carrée case $1,695
FC-530G3B6B Classics Index Automatic Swiss automatic Time and date 39mm round, black dial, steel bracelet $1,895
FC-335MC4P6 Heart Beat Moonphase Date Swiss automatic FC-335 Moonphase, date, open heart Round, Roman numerals, black leather $2,895

FC-270SW4P26 vs. FC-270N4P6B

Same movement, same case, same functions. The difference is style: the FC-270SW4P26 is the classic silver-on-leather dress version, while the FC-270N4P6B pairs a blue dial with a steel bracelet for a sportier, more contemporary look at $440 more. Choose the silver if you wear suits often; choose the blue if you want one watch for both office and weekend.

FC-270SW4P26 vs. Carrée Calendar Moonphase FC-265S4C5

The Carrée offers a calendar and moonphase in a rectangular, Art Deco–inspired case. It's more fashion-forward and vintage in spirit; the Business Timer is more traditional and adds the week number.

FC-270SW4P26 vs. Heart Beat Moonphase Date FC-335MC4P6

The Heart Beat is the step up for those who want a mechanical automatic movement and Frederique Constant's iconic open-heart window. It costs about $1,400 more and needs to be worn or wound regularly. The Business Timer offers more calendar functions with less maintenance. For a deeper look at the moonphase lineup, see our Frederique Constant moonphase, Highlife & Heart Beat guide.

How It Compares With Other Swiss Brands

In the $1,000–$2,000 range, Swiss dress watches from brands like Tissot, Hamilton, Movado, and Rado are all strong alternatives. The FC-270SW4P26 stands out because few competitors combine a moonphase and a week-number display in a sapphire-crystal Swiss watch at this price. If you value a full calendar, it's one of the most functional options in the category.

What You're Comparing FC-270SW4P26 Typical Swiss Three-Hand Quartz Dress Watch Typical Entry Swiss Automatic
Calendar display Day, date, week, moonphase Date only (or none) Date only
Winding / setting None; ~5-year battery None Needs wearing or winding
Accuracy Quartz precision Quartz precision Seconds per day
Crystal Sapphire Varies (sapphire or mineral) Usually sapphire
Best for Busy professionals, dress wear Minimalists Mechanical enthusiasts

Choose the FC-270SW4P26

Luxury Lifestyle: Wearing the Business Timer

Frederique Constant FC-270SW4P26 Classics Index Business Timer luxury watch styled for business and formal wear at Lexor Miami
From Brickell boardrooms to evening events, the FC-270SW4P26 adapts to every setting.

At the Office

Pair it with a navy or charcoal suit, a white or light-blue shirt, and black oxfords. The silver dial echoes a white shirt, and the black strap matches your shoes and belt — the classic rule for a polished look.

Black Tie and Weddings

A slim, silver-dial watch on black leather is the right choice for formal events. At under 10mm thick, it disappears under a French cuff until you want it to be seen.

Smart Casual Weekends

Swap to a brown suede or tan leather strap, and the watch instantly becomes more relaxed. Wear it with chinos, a linen shirt, and loafers for brunch in Coral Gables or dinner in Wynwood.

Travel

Because it needs no winding and holds its calendar settings, the Business Timer is an ideal travel watch. Set the hour when you land and keep going.

Pairing for Couples

Looking for a matching piece for her? The Frederique Constant Classics FC-206N3S6B brings the moonphase to a more delicate, feminine design. Explore all styles in our Frederique Constant collection.

How to Care for Your FC-270SW4P26

  • Wipe the case and crystal with a soft, dry microfiber cloth.
  • Keep the leather strap away from prolonged water exposure, perfume, and sunscreen to prevent cracking and discoloration.
  • Avoid operating the crown or correctors when the watch is wet.
  • Avoid adjusting the calendar between roughly 9 PM and 3 AM, when date-change gears may be engaged — a common best practice for calendar watches.
  • Replace the battery promptly when it runs down to avoid any leakage, and have the gaskets checked at the same time.
  • Store it in its original box or a watch roll when traveling.

Frequently Asked Questions About the Frederique Constant FC-270SW4P26

Is the Frederique Constant FC-270SW4P26 automatic or quartz?

It's quartz. The FC-270SW4P26 uses the Swiss quartz caliber FC-270, based on the Ronda 706.B. It does not need winding and runs for approximately 60 months on one battery.

What size is the FC-270SW4P26?

The case measures 40mm in diameter and 9.94mm thick, with a 22mm lug width. It suits most men's wrists from about 6.5 to 8 inches.

What does "Business Timer" mean?

Business Timer is Frederique Constant's name for its calendar watches that display the day, date, week number, and moonphase — functions designed to help professionals keep track of their schedule.

Is the FC-270SW4P26 water resistant?

Yes, to 60 meters (6 ATM). It handles rain, splashes, and hand-washing. It is a dress watch on a leather strap, so it is not intended for swimming or diving.

Does the FC-270SW4P26 have a sapphire crystal?

Yes. It features a scratch-resistant, anti-reflective sapphire crystal.

Is Frederique Constant a luxury brand?

Frederique Constant is a Swiss watch manufacture based in Geneva, known for "accessible luxury": genuine Swiss craftsmanship, in-house movements on many models, and classic design at more attainable prices than many luxury houses.

Is the FC-270SW4P26 Swiss made?

Yes. Frederique Constant is headquartered in Geneva, Switzerland, and the FC-270SW4P26 is a Swiss watch with a Swiss quartz movement.

How much does the Frederique Constant FC-270SW4P26 cost?

The FC-270SW4P26 is $1,495 at Lexor Miami, with free shipping within the contiguous United States and free returns.

Does it come with a warranty?

Yes. Purchased from Lexor Miami, an authorized Frederique Constant dealer, the watch includes the 2-year Frederique Constant manufacturer warranty.

How long does the battery last?

Approximately 60 months (about five years) under normal use.

How do I set the moonphase and week number?

The time is set with the crown, while the calendar functions are set with correctors on the side of the case. Lexor Miami's team will walk you through it in store, by phone, or on WhatsApp.

Can I change the strap?

Yes. The 22mm lug width makes it easy to find replacement leather, rubber, or fabric straps.

Can I see the FC-270SW4P26 in person in Miami?

Yes. Visit the Lexor Miami showroom at 2371 NW 20th St, Miami, FL 33142, Monday to Saturday, 10 AM–6 PM. We recommend calling or messaging ahead to confirm stock.

Does Lexor Miami ship nationwide?

Lexor Miami ships to the 48 contiguous US states. Shipping is free on this watch. Expedited options are available at checkout.

Is the FC-270SW4P26 a good gift?

Yes. It's one of the most popular Swiss watches for graduations, promotions, weddings, and anniversaries thanks to its versatility, moonphase, and Swiss heritage.

What's the difference between the FC-270SW4P26 and FC-270N4P6B?

They share the same 40mm case and FC-270 movement. The FC-270SW4P26 has a silver dial and black leather strap ($1,495); the FC-270N4P6B has a blue dial and steel bracelet ($1,935).

Own the Frederique Constant FC-270SW4P26 Today

Stock of the Business Timer is limited. Order online with free shipping and free returns, or visit our Miami showroom to try it on. Have a question first? Our specialists are ready to help on WhatsApp, by phone at +1 786-333-1331, or through our contact page.

Add the FC-270SW4P26 to Your Collection – $1,495

Conclusion: Is the Frederique Constant FC-270SW4P26 Worth It?

For buyers who want a genuinely useful Swiss watch with real dress-watch elegance, the answer is yes. The FC-270SW4P26 brings together a day, date, week-number, and moonphase display, a 40mm polished steel case, sapphire crystal, and roughly five years of battery life in a design that will look as good in 2040 as it does today. It comes from a Geneva manufacture with a clear mission to make Swiss luxury accessible, and at $1,495, it delivers more function per dollar than most Swiss dress watches in its class.

Buying from Lexor Miami gives you the confidence of an authorized dealer, the full 2-year Frederique Constant warranty, free shipping and returns, and personal service from a family-run team with more than two decades in luxury retail.

Want to keep exploring? Read our story-driven feature A Legacy on the Wrist: Frédérique Constant FC-270SW4P26, browse more watch guides on the Lexor Miami blog, or shop our complete Frederique Constant watches collection.

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