Omega Constellation Constellation Co‑Axial Master Chronometer 27 Small Seconds Stainless Steel / Diamond / MOP

Reference 127.15.27.20.55.001

Omega Constellation Co‑Axial Master Chronometer 27 Small Seconds Stainless Steel / Diamond / MOP

About this watch

The Omega Constellation Co-Axial Master Chronometer 27 Small Seconds is a stunning blend of elegance, functionality, and innovative technology. This timepiece combines traditional elegance with modern technology, featuring a high-quality stainless steel case, a Mother of Pearl dial, diamond-set indexes and bezel, and a robust stainless steel bracelet. The watch boasts a water resistance rating of 100 meters, making it suitable for everyday wear without the anxiety of water damage. At the core of this magnificent watch is the Omega caliber 8704 movement, certified as a Master Chronometer by METAS, featuring a Co-Axial escapement that enhances accuracy and reduces friction. The watch includes a date function, a power reserve of 50 hours, and a secure clasp to ensure it stays on your wrist. Whether you’re a seasoned watch collector or a first-time buyer, this timepiece is sure to impress with its exquisite design and impressive movement.

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MSRP: $10,650

Market Price: $3,336

Key Features

Omega caliber 8704 movement
Master Chronometer certified by METAS
100m water resistance
Stainless steel case and bracelet
Mother of Pearl dial with diamond-set indexes and bezel
50-hour power reserve
Date function

Specifications

Brand

Omega

Family

Constellation

Model

Constellation Co‑Axial Master Chronometer 27 Small Seconds Stainless Steel / Diamond / MOP

Reference

127.15.27.20.55.001

Movement

8704

Movement Features

Hours, Minutes, Small Seconds
Date
Chronometer, Co-Axial Escapement

Case

Stainless Steel 27mm

Dial Color

White

Crystal

Sapphire

Water Resistance

100

Current Listings

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Case size: 34mm

Posted at

Feb 6, 2026, 10:59 PM

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Condition: Excellent Pre-Owned
Case size: 41MM
Crystal status: replaced
Strap type: OEM rubber strap

Posted at

Feb 6, 2026, 2:50 PM

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Omega Double Eagle Constellation | Open Case Back Chronograph | Reference 1819.51.91

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a Omega Double Eagle Constellation watch with an open case back chronograph, details to be specified.

Case back type: Open Case Back

Posted at

Feb 6, 2026, 2:47 PM

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Omega Constellation Pie Pan 168.005 w/bracelet | All original | $2500 shipped (SERVICED)

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Condition: All original
Movement caliber: Cal. 561 Automatic
Case material: Stainless Steel
Bracelet type: Original Omega bracelet

Posted at

Feb 6, 2026, 11:22 AM

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[WTS] Mint Omega Gold-Capped Constellation White Sunburst Dial - Ref. 168.018 - Caliber 564 Chronometer Automatic Date - From 1969 - $2300 Shipped, Duties Covered!

Mint Omega Gold-Capped Constellation White Sunburst Dial - Ref. 168.018 - Caliber 564 Chronometer Automatic Date - From 1969 - $2300 Shipped, Duties Covered!

Omega - 168.018 · $2,300

This Omega Constellation features a gold-capped case with a crisp sunburst dial and thick hour markers at the quarters. The watch has a 35mm diameter (excluding the crown) and is powered by an excellent caliber 564 automatic movement with date.

Condition: Mint, likely new-old-stock
Movement caliber: 564 Chronometer Automatic Date
Case dimensions: 35mm diameter excluding crown
Lug type: straight lugs

Posted at

Feb 5, 2026, 1:28 PM

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1950s Omega Constellation Calendar Chronometer Certified 2943-1SC, 14k bezel, serviced! - $1365 shipped!!

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A beautiful vintage Omega Constellation Calendar automatic winding watch, circa 1957, with a 14k solid gold bezel and serviced in 2025.

Condition: 9/10
Case size: 35mm
Caliber: 504 chronometer grade

Posted at

Feb 5, 2026, 7:30 AM

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Vintage Omega Constellation 168.029 Day Date

Omega - 168.029 · $949

A vintage Omega Constellation from the late 1960s to early 1970s, designed by Gerald Genta, featuring a sharp, unpolished case and an original sunburst dial.

Case type: cushion (C-case)
Bezel material: 18k white gold
Bezel style: fluted

Posted at

Feb 2, 2026, 11:01 PM

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Omega Constellation Day-Date Quartz Just Serviced c.1980

Omega - Constellation Day-Date · $999

This is a classic Omega Constellation with day-date display and slim quartz profile from the 1980s. It has been recently serviced and is running properly.

Condition: Set watch only, with some wear on the case and light marks on the crystal
Era: c.1980
Movement Type: Quartz
Functionality: Day-Date

Posted at

Jan 30, 2026, 8:34 PM

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