Omega Constellation Constellation Co-Axial 27 Brushed Stainless Steel / Yellow Gold / Diamond / Tahiti MOP

Reference 123.25.27.20.57.007

Omega Constellation Co-Axial 27 Brushed Stainless Steel / Yellow Gold / Diamond / Tahiti MOP

About this watch

The Omega Constellation Co-Axial 27 is a luxury watch that embodies elegance, precision, and sophistication. Its stunning blend of brushed stainless steel, yellow gold, diamond embellishments, and the captivating Tahiti mother-of-pearl dial makes it a feast for the eyes and a marvel of engineering. This harmonious balance of classic and contemporary design is perfectly proportioned for those who prefer a smaller watch face without sacrificing visibility. The gem-set bezel adds a touch of opulence, making it suitable for both daytime wear and evening events. Underneath its elegant exterior lies the heart of the watch – the Omega caliber 8520 movement, renowned for its reliability and precision. This automatic movement features a chronometer certification, Co-Axial escapement, and a power reserve of 50 hours. With a water resistance rating of 100 meters, this watch is built to withstand life's adventures while maintaining comfort and style. Whether you're heading to a business meeting or a casual brunch with friends, the Omega Constellation Co-Axial 27 complements any outfit beautifully. This timepiece is an investment in quality, craftsmanship, and timeless design that can be passed down through generations.
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Key Features

  • Automatic movement with a 50-hour power reserve
  • Chronometer certification for precision and accuracy
  • Co-Axial escapement reducing friction between moving parts
  • Durable and water-resistant up to 100 meters
  • Dynamic Tahiti mother-of-pearl dial that changes with the light
  • Exceptional craftsmanship and attention to detail
  • Gem-set bezel adding a touch of opulence
  • Small diameter of 27.00 mm for a stylish and comfortable fit

Specifications

Brand
Omega
Family
Constellation
Model
Constellation Co-Axial 27 Brushed Stainless Steel / Yellow Gold / Diamond / Tahiti MOP
Reference
123.25.27.20.57.007
Movement
8520
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
27mm
Dial Color
Brown
Crystal
Sapphire
Water Resistance
100

Current Listings

[WTS] Rare Vintage Omega Constellation “Manhattan” Chronometer ST 368.1075 – Very Nice Condition

Rare Vintage Omega Constellation “Manhattan” Chronometer ST 368.1075 – Very Nice Condition

Omega - ST 368.1075 · $950
A rare vintage Omega Constellation “Manhattan” chronometer ref. ST 368.1075, characterized by its distinctive 'claws' or 'griffes' on the side of the case and an integrated bracelet.

  • Condition: Very nice vintage condition with light signs of honest wear
  • Movement: Automatic self-winding chronometer-certified movement (Omega Caliber 1110.11.40) with a 42-44 hour power reserve, 21 jewels
  • Case diameter: 35mm
  • Thickness: 7.5mm
Posted at
Apr 27, 2026, 8:59 PM
Active
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[WTS] (Price reduced) 1966 Omega Constellation

(Price reduced) 1966 Omega Constellation

Omega - 168.005 · $2,400
A 1966 Omega Constellation in original condition featuring the 'dog leg' lugs and a cross hair dial. The watch remains in gorgeous condition with only minor scratches.

  • Condition: UNPOLISHED/UNTOUCHED with minor scratches on the case and caseback
  • Case material: Solid gold bezel + case back medallion, gold-capped lugs over solid stainless steel
  • Movement serial #: 24501601
  • Jewels: 24 jewels
Posted at
Apr 26, 2026, 10:14 AM
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[WTS] Omega Constellation Cal. 561 Ref. 168.005 | Great Condition (Serviced) | $1650

Omega Constellation Cal. 561 Ref. 168.005 | Great Condition (Serviced) | $1650

Omega - 168.005 · $1,650
The Omega Constellation ref. 168.005 stands as one of the most iconic vintage dress watches of the mid-1960s, admired for its balanced design and enduring appeal.

  • Condition: Great serviced condition with minor scratches and patina spots
  • Dial color: flat silver
  • Case size: 34mm diameter
  • Crystal material: plexiglass
Posted at
Apr 25, 2026, 11:56 PM
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[WTS] asking 800$ - Vintage Omega Constellation Manhattan Mens Date Watch (Working Condition)

asking 800$ - Vintage Omega Constellation Manhattan Mens Date Watch (Working Condition)

Omega - Manhattan Mens Date Watch · $800
a vintage men's date watch from Omega's Constellation Manhattan collection

  • Condition: Working Condition
  • Price range: $800$
  • Vintage: true
Posted at
Apr 25, 2026, 8:11 PM
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[WTS] Omega Omega Constellation Ref. 14393/4 SC – 18K Solid Gold – 18K Gold Pie Pan Dial Price : 6000$

Omega Omega Constellation Ref. 14393/4 SC – 18K Solid Gold – 18K Gold Pie Pan Dial Price : 6000$

Omega - 14393/4 SC · $6,000
A stunning Omega Constellation Ref. 14393/4 SC watch in solid 18K yellow gold features a Pie Pan Dial, automatic movement Caliber 564 and classic star emblem above 6 o'clock.

  • Condition: Excellent vintage condition
  • Case material: 18K Solid Gold
  • Dial material: 18K Gold
  • Movement: Caliber 564, Automatic
Posted at
Apr 25, 2026, 1:24 PM
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[WTS] Omega Constellation Manhattan ref. 396.1070 - 33mm Quartz, Blue Hands & Logo, Very Clean

Omega Constellation Manhattan ref. 396.1070 - 33mm Quartz, Blue Hands & Logo, Very Clean

Omega - 396.1070 · $850
This is a vintage Omega Constellation Manhattan watch featuring a silvery white dial, blue hands and dial printing. The 33mm diameter case has a tonneau shape and wide integrated bracelet.

  • Condition: Very good
  • Case diameter: 33mm
  • Lug to lug length: 35.2mm
  • Bracelet size: ~6.75" wrist
Posted at
Apr 25, 2026, 8:32 AM
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[WTS] Omega Constellation 1968 with white gold bezel and 'linen' dial

Omega Constellation 1968 with white gold bezel and 'linen' dial

Omega - Constellation 1968 · $1,299
A used 1968 Omega Constellation featuring an automatic caliber 564 movement with a quickset date, white gold bezel, and 'linen' dial.

  • Condition: 7.5/10
  • Movement: caliber 564
  • Crystal: unsigned with minor scratches
  • Dial marks: slight marks visible under strong artificial light
Posted at
Apr 25, 2026, 3:06 AM
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[WTS] Omega Constellation Pie Pan Gold Filled Reference 14902 SERVICED

Omega Constellation Pie Pan Gold Filled Reference 14902 SERVICED

A vintage Omega Constellation Pie Pan from 1966, featuring a gold-filled case and serviced recently.

Posted at
Apr 24, 2026, 1:31 PM
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[WTS] 1961 Omega Jumbo Constellation ref. 14778-61 SC w/ Cal. 551 – Uncommon 37mm gold-capped case – $2,300 shipped all-in

1961 Omega Jumbo Constellation ref. 14778-61 SC w/ Cal. 551 – Uncommon 37mm gold-capped case – $2,300 shipped all-in

Omega - 14778-61 SC · $2,300
This Omega Constellation is an uncommon 'jumbo' 37mm no-date model with a gold-capped case and Cal. 551 movement. It has been freshly serviced in Jan 2026.

  • Condition: Very strong overall condition with a clean, original-looking dial and freshly serviced Cal. 551 movement
  • Case diameter: 37mm
  • Lug width: 19mm
  • Movement caliber: Cal. 551
Posted at
Apr 24, 2026, 10:11 AM
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View listing on r/WatchExchange