Omega Constellation Constellation Co-Axial 31 White Gold / Snow / Diamond Supernova

Reference 123.55.31.20.55.011

About this watch

The Omega Constellation Co-Axial 31 is a masterpiece of horological craftsmanship, boasting a stunning Snow and Diamond Supernova dial set in a 31.00 mm round white gold case with a gem-set bezel. The mother of pearl dial is adorned with diamond indexes that catch the light beautifully. Equipped with the Omega caliber 8421 movement, this watch offers greater precision and stability thanks to its Co-Axial escapement. With a 50-hour power reserve and water resistance up to 100 meters, it's built to withstand daily wear and tear. The dauphine hands glide effortlessly over the mother of pearl dial, providing excellent readability against the shimmering background. This timepiece is perfect for those who appreciate luxury, style, and performance. It's a testament to Omega's legacy of excellence, embodying what it means to be a high-end timepiece. With its combination of style, craftsmanship, and innovative technology, it stands out in the luxury segment.
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Key Features

  • Co-Axial Escapement for increased precision and stability
  • Self-winding movement with 50-hour power reserve
  • Water resistance up to 100 meters
  • White gold case with gem-set bezel
  • Mother of pearl dial with diamond indexes
  • 18 Ct red gold oscillating mass and balance bridge
  • Exclusive Geneva waves in arabesque finishing

Specifications

Brand
Omega
Family
Constellation
Model
Constellation Co-Axial 31 White Gold / Snow / Diamond Supernova
Reference
123.55.31.20.55.011
Movement
8421
Movement Features
  • Hours, Minutes, Seconds
  • Chronometer, Co-Axial Escapement
Case
White Gold 31mm
Dial Color
White
Crystal
Sapphire
Water Resistance
100

Current Listings

[WTS] Omega Constellation 34MM | 2022 Full set | Blue dial with factory diamond hour markers and white gold logo, hands, and holders | $4,495 shipped OBO

Omega Constellation 34MM | 2022 Full set | Blue dial with factory diamond hour markers and white gold logo, hands, and holders | $4,495 shipped OBO

This Omega Constellation 34MM features a peacock blue dial with factory diamond hour markers, small seconds subdial, and iconic Constellation star.

  • Condition: Very good
  • Case Diameter: 34mm
Posted at
May 18, 2026, 4:49 PM
Active
[WTS] Omega Constellation 1968 with white gold bezel and 'linen' dial

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

Omega - 162.027 · $900
A used vintage Omega Constellation featuring an automatic caliber 564 movement with a quickset date, white-gold bezel and 'linen' dial.

  • Condition: 7.5/10, minor scratches on crystal and dial visible under strong light
  • Movement: caliber 564, automatic
  • Case dimensions: 35mm diameter (without crown), 40.5mm diameter (with crown)
  • Thickness: 10mm
Posted at
May 18, 2026, 2:20 PM
Active
[WTS] Omega Constellation Gold Filled Reference 14902 SERVICED

Omega Constellation Gold Filled Reference 14902 SERVICED

Omega - 14902 · $1,350
A 1966 Omega Constellation Pie Pan reference number 14902, in good condition with a gold filled bezel and lugs.

  • Condition: good condition with wear and aging on the dial
  • Case width: 34mm
  • Bezel and lugs material: gold filled
  • Year: 1966
Posted at
May 15, 2026, 2:36 PM
Active
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