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

Reference 123.25.31.20.55.002

About this watch

The Omega Constellation Co-Axial 31 is a stunning luxury watch that embodies elegance and sophistication. This exquisite timepiece boasts a round case crafted from a luxurious blend of stainless steel and yellow gold, featuring a delicate mother-of-pearl (MOP) dial adorned with diamond indexes. The heart of the Omega Constellation is the Omega caliber 8520, an automatic movement certified for its precision and durability. With a water resistance of 100 meters, this watch can handle everyday practicality and special occasion elegance alike. Its versatility makes it perfect for collectors looking for something unique and stunning, as well as anyone wanting to make a statement with their wristwear. The Omega Constellation Co-Axial 31 is more than just a watch; it’s a statement of artistry and precision. This timepiece has everything a luxury watch enthusiast could desire, from its stunning design to its reliable movement.
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Key Features

  • Omega caliber 8520 automatic movement
  • Delicate mother-of-pearl (MOP) dial with diamond indexes
  • Luxurious stainless steel and yellow gold case
  • Water resistance of 100 meters
  • Co-Axial escapement for durability and accuracy
  • Chronometer certified for precision
  • 50-hour power reserve

Specifications

Brand
Omega
Family
Constellation
Model
Constellation Co-Axial 31 Stainless Steel / Yellow Gold / Diamond / MOP Supernova
Reference
123.25.31.20.55.002
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] 1961 Omega Constellation (Original Box / Papers

1961 Omega Constellation (Original Box / Papers

Omega - 14393 · $1,200
This is a 1961 Omega Constellation reference 14393 with a white dome dial and original outer cardboard box. The watch has a 34mm stainless and 14k gold capped case and is powered by an automatic cal 561 movement.

  • Condition: Very good, with minor wear
  • Case Size: 34mm
  • Movement: Omega automatic cal 561
Posted at
Oct 26, 2025, 11:05 PM
Active
[WTS] Omega Constellation Globemaster

Omega Constellation Globemaster

First timepiece for sale, comes with original box and papers.

  • Case diameter: 39mm
  • Water resistance: 10 ATM (depth rating)
  • Power reserve: 60 hours
Posted at
Oct 26, 2025, 9:05 PM
Active
[WTS] OMEGA Constellation 168.029

OMEGA Constellation 168.029

OMEGA - 168.029 · $1,100
Omega Constellation Day/Date model in excellent working order with original strap and box.

  • Condition: Excellent working order
  • Serviced: 2024
  • Comes With: original strap, box
Posted at
Oct 26, 2025, 3:00 AM
Active
[WTS] Like New Omega Constellation Meteorite Dial

Like New Omega Constellation Meteorite Dial

A brand new Omega Constellation Meteorite Dial in 41mm, purchased from an Omega Boutique and barely used.

  • Condition: Like new, worn once
  • Box papers: Complete with original documentation
  • Bracelet type: Swapped for an Omega leather strap on deployment
Posted at
Oct 25, 2025, 11:40 AM
Active
[WTS] Omega Constellation Lady 595.0102 only for 299$ Shipped 🚢

Omega Constellation Lady 595.0102 only for 299$ Shipped 🚢

Omega - 595.0102 · $299
The Omega Constellation Lady features a stainless steel case with a case size of 22mm, Omega signed crown, and quartz movement.

  • Condition: clean with a few hairline scratches, signs of aging on the dial
  • Case Size: 22mm diameter
  • Movement: Quartz movement
  • Buckle Type: standard steel buckle
Posted at
Oct 25, 2025, 9:05 AM
Active
[WTS] Omega Constellation  41mm – Ref. 131.33.41.21.01.001

Omega Constellation 41mm – Ref. 131.33.41.21.01.001

For sale is a 2019 Omega Constellation Co-Axial Master Chronometer 41mm, featuring a stainless steel case, black ceramic bezel with Roman numerals, and a black dial, powered by Omega’s Caliber 8900 automatic movement. The watch comes on the original black leather strap with stainless steel fold-over clasp.

  • Condition: Excellent
  • Case size: 41mm
  • Material: stainless steel
  • Bezel material: black ceramic
Posted at
Oct 24, 2025, 9:15 PM
Active