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

Reference 123.55.31.20.55.010

About this watch

The Omega Constellation Co-Axial 31 Red Gold / Snow / Diamond Supernova is a masterclass in luxury watchmaking, seamlessly blending elegance, precision, and opulence. At its heart lies the Omega caliber 8421, a self-winding movement equipped with the Co-Axial escapement, delivering enhanced precision, stability, and durability. The case is beautifully crafted from red gold, giving it a warm, luxurious feel, while the stunning mother of pearl dial brings a sense of depth and elegance. Dauphine hands sweep gracefully across the dial, ensuring readability, as gem-set indexes add a touch of sparkle to the overall aesthetic. With a water resistance of up to 100 meters, this watch is designed for real-world use, effortlessly transitioning from day to night. Its comfort and versatility make it suitable for various wrist sizes, while its lightweight nature ensures wearability all day. The Omega Constellation Co-Axial 31 Red Gold / Snow / Diamond Supernova is a testament to the brand's commitment to quality, innovation, and style.
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Key Features

  • Omega caliber 8421 self-winding movement
  • Co-Axial escapement for enhanced precision and stability
  • Red gold case with luxurious feel
  • Mother of pearl dial with depth and elegance
  • Dauphine hands for readability
  • Gem-set indexes for added sparkle
  • Water resistance up to 100 meters

Specifications

Brand
Omega
Family
Constellation
Model
Constellation Co-Axial 31 Red Gold / Snow / Diamond Supernova
Reference
123.55.31.20.55.010
Movement
8421
Movement Features
  • Hours, Minutes, Seconds
  • Chronometer, Co-Axial Escapement
Case
Red Gold 31mm
Dial Color
White
Crystal
Sapphire
Water Resistance
100

Current Listings

[WTS] Omega Constellation 1460.75.00 - Factory Diamonds & Mother of Pearl Dial

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A beautifully kept example of the Omega Constellation reference 1460.75.00, featuring a mother of pearl dial and factory diamond markers.

  • Condition: Pre-owned, very light signs of wear
  • Case diameter: 22.5mm
  • Bezel material: factory diamonds
  • Bracelet length: 15cm
Posted at
May 22, 2026, 5:00 PM
Active
[WTS] Omega Constellation Gold Filled Reference 14902 SERVICED

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Omega - 14902 · $1,350
A vintage Omega Constellation Pie Pan from 1966, featuring a gold-filled case and bezel.

  • Condition: Good condition with wear and aging on the dial
  • Case Width: 34mm
  • Gold Filling Type: Gold filled
Posted at
May 22, 2026, 11:43 AM
Active
[WTS] 1969 Omega Constellation 168.029 Fully Serviced

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  • Condition: Fully serviced, with original parts replaced and confirmed by a specialty watchmaker
  • Year Of Manufacture: 1969
  • Dial Type: linen dial
Posted at
May 20, 2026, 6:26 PM
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[WTS] Omega Constellation 166.0261 Automatic 18k Fluted Bezel Cal 1020  Mens Watch $1200

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  • Condition: Preowned, In Good condition with some wear and marks
  • Movement: Cal 1020 Automatic
  • Case material: Stainless steel & 18k Gold
  • Band size: up to 19 cm
Posted at
May 18, 2026, 7:07 PM
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[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

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

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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
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The Omega Constellation Manhattan was a design by Carol Didisheim in 1982. It features a crisp white dial with luminescent hands and gold dot markers, and has an integrated bracelet that fits up to 7.25 inches.

  • Condition: Pre-owned, unpolished case with age-related wear, some paint loss on bezels
  • Diameter: 33mm
  • Movement type: Swiss quartz movement
  • Bracelet length: fits up app 7.25 inches
Posted at
May 13, 2026, 10:07 PM
Active