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

Reference 123.15.27.20.57.003

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

About this watch

The Omega Constellation Co-Axial 27 embodies the spirit of Omega's commitment to innovation and craftsmanship, combining elegance with precision in a stunning timepiece. With a round case diameter of 27.00 mm and brushed stainless steel, it exudes modern yet timeless appeal. The gem-set bezel and diamond accents signify luxury, while the scratch-resistant sapphire glass ensures daily wear remains pristine. The automatic Omega caliber 8520 movement keeps precise time with remarkable reliability, backed by a water resistance of 100 meters. This versatile watch seamlessly transitions between professional settings and casual outings, making it a statement piece that reflects sophistication and elegance.
Buy Now on Jomashop
This is an affiliate link

Key Features

  • Brushed stainless steel case
  • Automatic Omega caliber 8520 movement
  • Scratch-resistant sapphire glass
  • Water resistance up to 100 meters
  • Gem-set bezel with diamond accents
  • Chronometer certified for accuracy
  • Power reserve of 50 hours

Specifications

Brand
Omega
Family
Constellation
Model
Constellation Co-Axial 27 Brushed Stainless Steel / Diamond / Tahiti MOP
Reference
123.15.27.20.57.003
Movement
8520
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
Stainless Steel 27mm
Dial Color
Brown
Crystal
Sapphire
Water Resistance
100

Current Listings

[WTS] OMEGA CONSTELLATION 123.10.38.21.01.001 - $1699 - DHL

OMEGA CONSTELLATION 123.10.38.21.01.001 - $1699 - DHL

Omega - 123.10.38.21.01.001 · $1,699
A Constellation model from Omega with automatic movement and original case and bracelet.

  • Condition: Good (9/10)
  • Movement: Automatic 2500
  • Case Dimensions: 35mm diameter
  • Serviced: 2026
Posted at
Feb 24, 2026, 10:21 AM
Active
View listing on r/WatchExchange
[WTS] Omega Constellation Manhattan Quartz 1980s $899 Shipped 33MM

Omega Constellation Manhattan Quartz 1980s $899 Shipped 33MM

Omega - Constellation Manhattan Quartz · $899
a quartz-powered Omega Constellation Manhattan from the 1980s, measuring 33mm in diameter.

Posted at
Feb 23, 2026, 10:33 PM
Active
View listing on r/WatchExchange
[WTS] Omega Constellation 33mm ref 1512.40 - $799 - DHL

Omega Constellation 33mm ref 1512.40 - $799 - DHL

Omega - 1512.40 · $799
This Omega Constellation is a quartz-powered watch with an original case and bracelet, measuring 33mm in diameter.

  • Condition: Good (9/10)
  • Movement: Quartz
  • Case dimensions: 33mm diameter
  • Bracelet type: Original
Posted at
Feb 23, 2026, 10:42 AM
Active
View listing on r/WatchExchange
[WTS] Omega Constellation Pie Pan

Omega Constellation Pie Pan

Omega - Constellation Pie Pan · $1,800
A well-maintained Omega Constellation Pie Pan watch available for sale.

  • Condition: Very clean example!
Posted at
Feb 19, 2026, 6:39 PM
Active
View listing on r/WatchExchange
[WTS](CONUS) Omega Constellation 168.047 - Vintage 1970s - Priced to Sell - Serviced - $750

(CONUS) Omega Constellation 168.047 - Vintage 1970s - Priced to Sell - Serviced - $750

Omega - 168.047 · $750
This Omega Constellation ref 168.047 is a vintage watch from the 1970s with a replaced dial, hands, crystal, and gasket. The case has superficial scratches, but the rest of the watch is in good condition.

  • Condition: Very good
  • Case Size: 40mm x 33mm
  • Movement Calibre: 1001
  • Movement Accuracy: +/- 15 secs a day
Posted at
Feb 19, 2026, 5:35 PM
Active
View listing on r/WatchExchange
[WTS] Omega Steel ‘Pie Pan’ Constellation Dog-Legged Lugs Onyx Markers - Ref. 168.005 - Caliber 561 Automatic Date - From 1966 - $2500 Shipped, Duties Covered

Omega Steel ‘Pie Pan’ Constellation Dog-Legged Lugs Onyx Markers - Ref. 168.005 - Caliber 561 Automatic Date - From 1966 - $2500 Shipped, Duties Covered

Omega - 168.005 · $2,500
This Omega Constellation 'Pie Pan' features a steel case with sunburst dial, automatic movement with date, dog-legged lugs, and inlaid black onyx markers. The watch has been recently serviced and comes paired with a new textured calf-leather strap.

  • Condition: Excellent, well-preserved
  • Case Size: 35mm diameter
  • Movement Caliber: 561 Automatic Date
  • Dial Color: White sunburst
Posted at
Feb 19, 2026, 9:23 AM
Active
View listing on r/WatchExchange
[WTS] Omega Constellation Ref 168.017 - Vintage

Omega Constellation Ref 168.017 - Vintage

Omega - 168.017 · $1,550
1966 Omega Constellation Ref 168.017 with White Pearl Dial Caliber 564, in great condition and fully functional.

  • Condition: GREAT condition
  • Year Of Manufacture: 1966
  • Material: Gold-cap on Stainless Steel
  • Thickness: 200 microns (greater resistance and durability)
Posted at
Feb 19, 2026, 4:30 AM
Active
View listing on r/WatchExchange
[WTS] Omega Constellation Ref 166.063 - Vintage

Omega Constellation Ref 166.063 - Vintage

Omega - 166.063 · $1,250
1960s Omega Constellation in good condition, featuring Caliber 1001 and a gold-cap on stainless steel case.

  • Condition: good condition
  • Year Of Manufacture: 1960s
  • Case Material: Gold-cap on Stainless Steel
  • Water Resistance: 200 microns
Posted at
Feb 17, 2026, 5:17 PM
Active
View listing on r/WatchExchange
[WTS] Omega Constellation Jumbo Ref : 168.001 14K Gold Bezel Condition Good Price : 2000$

Omega Constellation Jumbo Ref : 168.001 14K Gold Bezel Condition Good Price : 2000$

Omega - 168.001 · $2,000
This Omega Constellation Jumbo features a 14K gold bezel and is in good condition, measuring 37mm in size with an original dial powered by the Caliber 561 movement.

  • Condition: Good
  • Material: 14K Gold Bezel
  • Diameter: 37mm
  • Calibre: Caliber 561
Posted at
Feb 17, 2026, 6:00 AM
Active
View listing on r/WatchExchange