Omega Constellation Constellation Co-Axial 27 Brushed Stainless Steel / Diamond / MOP Stars

Reference 123.15.27.20.05.001

Omega Constellation Co-Axial 27 Brushed Stainless Steel / Diamond / MOP Stars

About this watch

The Omega Constellation Co-Axial 27 is a masterpiece of luxury watchmaking, blending elegance and precision in perfect harmony. This exquisite timepiece boasts a stunning Mother of Pearl dial that shimmers with iridescent hues, surrounded by a dazzling diamond bezel. The sleek Dauphine hands add sophistication to the overall design, while the brushed stainless steel case provides a sturdy yet refined look. With a water resistance of 100 meters and a power reserve of 50 hours, this watch is not just a pretty face but also a reliable companion for daily wear or special occasions.
Buy Now on Jomashop
This is an affiliate link
MSRP: $9,200
Market Price: $3,775

Key Features

  • Omega caliber 8520 movement
  • Mother of Pearl dial
  • Diamond bezel
  • Sapphire crystal glass
  • Water resistance up to 100 meters

Specifications

Brand
Omega
Family
Constellation
Model
Constellation Co-Axial 27 Brushed Stainless Steel / Diamond / MOP Stars
Reference
123.15.27.20.05.001
Movement
8520
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
Stainless Steel 27mm
Dial Color
White
Crystal
Sapphire
Water Resistance
100

Current Listings

[WTS] 33.5 Mens Omega Constellation 1312.30 -Honey Comb Dial

33.5 Mens Omega Constellation 1312.30 -Honey Comb Dial

Omega - 1312.30 · $1,097,444
The Omega Constellation, reference 1312.3, is a 33.5mm men's model crafted in stainless steel with 18K gold accents, featuring a stunning gold bezel and honeycomb-textured dial.

  • Condition: Pre-owned with signs of previous wear
  • Case size: 33.5mm diameter
  • Material: Stainless steel and 18k yellow gold
  • Dial color: Cream
Posted at
Mar 2, 2026, 2:58 PM
Active
View listing on r/WatchExchange
[WTS] 1968 Omega Constellation ref. 157.0001 Cal. 712 original mesh bracelet, boxes, 1500 OBO

1968 Omega Constellation ref. 157.0001 Cal. 712 original mesh bracelet, boxes, 1500 OBO

Omega - 157.0001 · $1,500
A sleek and uncommon 1968 Omega Constellation ref. 157.0001 with an original blue textured dial and matching mesh bracelet, powered by the ultra-thin chronometer-rated Cal. 712.

  • Condition: Excellent
  • Movement: Cal. 712 automatic chronometer
  • Case: 34.5mm diameter, stainless steel
  • Lug width: 18mm
Posted at
Mar 2, 2026, 2:05 PM
Active
View listing on r/WatchExchange
[WTS] [WTS] 1968 Omega Constellation ref. 157.0001 Cal. 712 original mesh bracelet, boxes

[WTS] 1968 Omega Constellation ref. 157.0001 Cal. 712 original mesh bracelet, boxes

Omega - 157.0001 · $1,350
A sleek and uncommon 1968 Omega Constellation with original blue textured dial, matching Omega mesh bracelet, and original double box set.

  • Condition: Excellent
  • Movement: Cal. 712 automatic chronometer
  • Case size: 34.5mm (without crown)
  • Lug width: 18mm
Posted at
Mar 2, 2026, 1:25 PM
Active
View listing on r/WatchExchange
[WTS] PRICE REDUCED! 1966 OMEGA CONSTELLATION

PRICE REDUCED! 1966 OMEGA CONSTELLATION

Omega - 168.005 · $2,850
A modern vintage grail, the 1966 Omega Constellation features 'dog leg' lugs and a cross hair dial.

  • Condition: Unpolished/untouched, minor scratches on the case and caseback
  • Case diameter: 34mm
  • Case length: 42.7mm
  • Dial type: Cross hair dial
Posted at
Mar 1, 2026, 12:12 PM
Active
View listing on r/WatchExchange
[WTS] Omega Constellation Pie Pan Clean!

Omega Constellation Pie Pan Clean!

Omega - Constellation Pie Pan · $1,800
This is a Omega Constellation Pie Pan watch for sale.

  • Condition: Very clean
Posted at
Feb 28, 2026, 1:41 AM
Active
View listing on r/WatchExchange
[WTS] OMEGA CONSTELLATION 123.10.35.20.01.001 - $1699 - DHL

OMEGA CONSTELLATION 123.10.35.20.01.001 - $1699 - DHL

Omega - 123.10.35.20.01.001 · $1,699
A pre-owned Omega Constellation with automatic movement and a 35mm case, serviced in 2026.

  • Condition: Good (9/10)
  • Movement: Automatic 2500
  • Case dimensions: 35mm diameter
  • Bracelet: Original
Posted at
Feb 26, 2026, 9:23 AM
Active
View listing on r/WatchExchange
[WTS] Omega Quartz Constellation 18k Gold Plated Coin Case for sale $399 - Shipped

Omega Quartz Constellation 18k Gold Plated Coin Case for sale $399 - Shipped

Omega - Quartz Constellation · $399
For sale is an Omega Quartz Constellation in a 18k gold plated case, with an aftermarket Hirsch leather strap.

  • Condition: New
  • Case material: 18k gold plated
  • Case diameter: 36.8mm (including crown)
  • Lug-to-lug length: 38.6mm
Posted at
Feb 25, 2026, 2:41 PM
Active
View listing on r/WatchExchange
[WTS] Omega Constellation Ref. 168.005 “Türler” | Good Condition (Serviced) | $1800

Omega Constellation Ref. 168.005 “Türler” | Good Condition (Serviced) | $1800

Omega - 168.005 · $1,860
The Omega Constellation Ref. 168.005 “Türler” is a vintage watch from the early to mid-1960s with a stainless-steel case and flat silver dial. It features applied markers, dauphine hands, and a framed date window, making it a unique example of Omega's collaboration with the historic Swiss jeweller Türler.

  • Condition: Good Condition (Serviced)
  • Case size: 34.5mm
  • Movement: Caliber 561 (24-jewel chronometer-rated)
  • Power reserve: 50 hours
Posted at
Feb 24, 2026, 10:46 PM
Active
View listing on r/WatchExchange
[WTS] 1966 OMEGA CONSTELLATION WATCH

1966 OMEGA CONSTELLATION WATCH

Omega - 168.005 · $3,000
A modern vintage grail, 1966 Omega Constellation in UNPOLISHED/UNTOUCHED condition featuring the "dog leg" lugs and a cross-hair dial.

  • Condition: UNPOLISHED/UNTOUCHED with minor scratches on case and caseback
  • Case diameter: 34mm
  • Case length: 42.7mm (lug tip to lug tip)
  • Movement serial #: 24501601
Posted at
Feb 24, 2026, 7:13 PM
Active
View listing on r/WatchExchange