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

Reference 123.25.31.20.55.001

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

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] Omega Constellation 166.0261 Automatic 18k Fluted Bezel Cal 1020 Mens Watch $1200

Omega Constellation 166.0261 Automatic 18k Fluted Bezel Cal 1020 Mens Watch $1200

Omega - 166.0261 · $1,200
This Omega Constellation features an automatic movement and a fluted bezel, housed in a stainless steel and 18k gold case.

  • 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

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 - 131.10.34.20.53.001 · $4,495
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
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[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
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[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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[WTS] Omega Constellation Manhattan Day Date Two Tone Integrated Bracelet Beauty Just $995 Shipped

Omega Constellation Manhattan Day Date Two Tone Integrated Bracelet Beauty Just $995 Shipped

Omega - Constellation Manhattan Day Date Two Tone Integrated Bracelet · $995
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
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[WTS] 1952 Omega Constellation 2652SC Cal 354 - 18k Rose Gold Deluxe - Arrow Markers

1952 Omega Constellation 2652SC Cal 354 - 18k Rose Gold Deluxe - Arrow Markers

Omega - 2652SC
  • Caliber: Cal 354
  • Year: 1952
Posted at
May 13, 2026, 2:31 PM
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[WTS] Omega Constellation Co-Axial Chronometer Stainless Black Ref 131.10.39.20.01.001

Omega Constellation Co-Axial Chronometer Stainless Black Ref 131.10.39.20.01.001

Omega - 131.10.39.20.01.001
  • Material: Stainless Steel
Posted at
May 13, 2026, 1:46 PM
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Tiltle: [WTS] Rare Omega Constellation Pie Pan Ref. 167.005 | Rose Gold Cap | No Date | Cal. 551 Chronometer | Great Condition | All Original | $2600 (SERVICED)

Tiltle: Rare Omega Constellation Pie Pan Ref. 167.005 | Rose Gold Cap | No Date | Cal. 551 Chronometer | Great Condition | All Original | $2600 (SERVICED)

Omega - 167.005 · $2,600
The Omega Constellation Ref. 167.005 features a Pie Pan dial in Rose Gold Cap finish with a Caliber 551 chronometer-rated movement.

  • Condition: Serviced movement, great time keeping, flawless dial
  • Movement Type: Automatic Chronometer (24 Jewels)
  • Case Materials: Rose Gold Cap over stainless steel
  • Dial Type: Original silver sunburst Pie Pan (No Date) with Rose Gold indices and hands
Posted at
May 13, 2026, 12:53 PM
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[WTS] Omega Constellation Globemaster Stainless White Ref 130.30.39.21.02.001

Omega Constellation Globemaster Stainless White Ref 130.30.39.21.02.001

Omega - 130.30.39.21.02.001 · $5,500
The Omega Globemaster is a modern luxury watch inspired by the iconic Constellation models from the 1950s and 1960s, featuring a classic silver dial, fluted tungsten bezel, and Co-Axial Master Chronometer movement.

  • Condition: like-new
  • Case size: 39mm
  • Case thickness: 12.5mm
  • Water resistance: 100m / 330ft depth rating
Posted at
May 12, 2026, 7:55 PM
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