Omega Constellation Constellation Co-Axial 31 Stainless Steel / Red Gold / Diamond / MOP Supernova

Reference 123.25.31.20.55.001

About this watch

The Omega Constellation Co-Axial 31 is a masterpiece of horology, combining stunning design with precision engineering. Its 31mm round case, crafted from stainless steel and red gold, exudes elegance and sophistication. The gem-set bezel shines like a constellation, while the mother-of-pearl dial shimmers with a unique texture that's almost like a dance of colors. The dauphine hands are both elegant and easy to read, making this watch perfect for both casual and formal occasions. At its core is the Omega caliber 8520, an automatic movement featuring chronometer certification and a power reserve of 50 hours. With a water resistance of 100 meters, this watch is designed for everyday use while still looking elegant.
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Key Features

  • 31mm round case in stainless steel and red gold
  • Mother-of-pearl dial with unique texture
  • Dauphine hands for easy time-telling
  • Omega caliber 8520 automatic movement with chronometer certification
  • Water resistance of 100 meters
  • Sapphire crystal glass for scratch-resistance

Specifications

Brand
Omega
Family
Constellation
Model
Constellation Co-Axial 31 Stainless Steel / Red Gold / Diamond / MOP Supernova
Reference
123.25.31.20.55.001
Movement
8520
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
31mm
Dial Color
White
Crystal
Sapphire
Water Resistance
100

Current Listings

[WTS] 2024 Omega Constellation Ref# 131.33.41.21.04.001 - Full Set box and papers

2024 Omega Constellation Ref# 131.33.41.21.04.001 - Full Set box and papers

The Omega Constellation is a flagship watch characterized by its half-moons and 'claws' on the side of the case, making it perfect for daily wear due to its class and durability. It features a 41mm blue ceramic bezel with blued hands, OMEGA logo, Constellation star, and indexes.

  • Condition: Very good condition with light signs of wear on the case
  • Case size: 41mm
  • Bezel material: blue ceramic
Posted at
Aug 29, 2025, 1:01 PM
Active
[WTS] Omega Constellation Day Date - Watch Only - $750 Free 🚢

Omega Constellation Day Date - Watch Only - $750 Free 🚢

This is a 1980s Omega Constellation Day Date watch, featuring a black steel case with a quartz movement.

  • Year: 1980s
  • Dial material: steel
  • Size: 33mm diameter
Posted at
Aug 29, 2025, 11:29 AM
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[WTS] Omega Constellation 167.005

Omega Constellation 167.005

Omega - 167.005 · $920
The Omega Constellation is a 36mm watch with a 551 movement. It has an aftermarket bracelet that fits a 6.5in wrist.

  • Condition: pre-owned with light scratches and wear marks
  • Case size: 36mm
  • Movement: 551
  • Bracelet type: aftermarket
Posted at
Aug 28, 2025, 11:25 AM
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Omega Constellation Globemaster Master Chronometer

Omega Constellation Globemaster Master Chronometer

The Omega Constellation Globemaster 39mm is a versatile dress watch with a dark blue pie pan dial and fluted tungsten carbide bezel. It has goldilocks proportions and a beautiful 3-row bracelet.

  • Condition: 98% pristine, minor hairline marks on lugs and possibly a faint desk diving mark on case or bracelet
  • Case dimensions: 39mm x 46.7mm lug to lug x 12.6mm thick
  • Bracelet type: 3-row with slightly curved central links
Posted at
Mar 31, 2025, 10:32 AM
Active