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

Reference 123.55.31.20.63.001

About this watch

The Omega Constellation Co-Axial 31 Red Gold / Diamond / Brown Supernova is a stunning work of art that embodies sophistication and craftsmanship. Its combination of red gold, diamonds, and a brown supernova dial creates a visual feast that commands attention. The rich brown color radiates warmth, while the gem-set indexes sparkle brilliantly, catching light with every movement. The Dauphine hands glide effortlessly across the face, ensuring readability without sacrificing style. Crafted from luxurious red gold, the case measures a comfortable 31 mm, making it ideal for both formal and casual occasions. The gem-set bezel adds an extra layer of elegance, transforming the watch into a statement piece that enhances any outfit. At the heart of this timepiece is the Omega caliber 8521, featuring the Co-Axial escapement for enhanced precision, stability, and durability. With a water resistance of up to 100 meters, this watch can withstand daily life's rigors and occasional splashes of water. Its versatility makes it suitable for any occasion, from formal galas to casual weekend outings.

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Key Features

Omega caliber 8521 movement with Co-Axial escapement
Red gold case with gem-set bezel
Brown supernova dial with Dauphine hands
Water resistance up to 100 meters
Automatic winding with free sprung-balance system
Swiss craftsmanship with oscillating mass and balance bridge in 18 Ct red gold
50-hour power reserve and 25,200 vibrations per hour

Specifications

Brand

Omega

Family

Constellation

Model

Constellation Co-Axial 31 Red Gold / Diamond / Brown Supernova

Reference

123.55.31.20.63.001

Movement

8521

Movement Features

Hours, Minutes, Seconds
Date
Chronometer, Co-Axial Escapement

Case

Red Gold 31mm

Dial Color

Brown

Crystal

Sapphire

Water Resistance

100

Current Listings

[WTS] Excellent Omega Constellation Ref 1335.76.00 MOP Dial Steel and Yellow Gold Two Tone Diamond's Bezel Ladies Watch W/ Original Box And Travel Case $1500

Excellent Omega Constellation Ref 1335.76.00 MOP Dial Steel and Yellow Gold Two Tone Diamond's Bezel Ladies Watch W/ Original Box And Travel Case $1500

Omega - 1335.76.00 · $1,500

This Omega Constellation ladies watch features a MOP dial, two-tone steel and yellow gold case, and diamond bezel. It comes with the original box and travel case.

Condition: In Preowned condition, With Little wear and Marks
Movement: Quartz
Case material: Stainless steel, Yellow Gold
Dial material: MOP (Mother of Pearl)

Posted at

Apr 16, 2026, 3:07 PM

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1960s Omega Constellation Ref. 168.005 | Caliber 564 Chronometer | Sharp Dog-Leg Lugs | Great Condition | All Original | $2400 (SERVICED)

Omega - 168.005 · $2,400

The Omega Constellation Ref. 168.005 is a highly sought-after dress watch from the 1960s, featuring a silver sunburst dial and solid gold faceted indices.

Condition: Great Condition | All Original | Serviced
Movement: Serviced Automatic Chronometer-rated Caliber 564
Dial: Original silver sunburst dial with applied gold-tone logo and faceted gold markers
Case: 34.5mm Gold-capped stainless steel construction with iconic Dog-leg lugs

Posted at

Apr 16, 2026, 9:38 AM

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1973 Omega Constellation ref. 168.0056 w/ Cal. 1011 – gold-capped case, solid 14k bezel – $1,050 all-in

Omega - 168.0056 · $1,050

A 1973 Omega Constellation ref. 168.0056 features a gold-capped case, solid 14k bezel, clean original dial, and well-preserved gold medallion on the caseback.

Condition: Good overall condition with expected hairline scratches from age and normal wear, original parts preserved
Case diameter: 34.5mm
Lug width: 19mm
Movement caliber: Cal. 1011

Posted at

Apr 16, 2026, 9:08 AM

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(Spiralwinder) Vintage Omega Seamaster and Constellation Display Caseback

· $65

Type: caseback
Compatibility: 1960s Seamasters and Constellations

Posted at

Apr 15, 2026, 7:48 PM

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Omega Constellation Pie Pan Gold Filled Reference 14902 SERVICED

Omega - 14902 · $1,850

For sale is a super cool vintage Omega Constellation Pie Pan reference number 14902 from 1966. The watch has been serviced recently and comes with service papers.

Condition: Good condition with wear and aging on the dial
Case Width: 34mm
Material: Gold filled

Posted at

Apr 15, 2026, 10:31 AM

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Omega Constellation Co-Axial 35mm 123.20.35.20.02 - $2,144 shipped express worldwide

Omega - 123.20.35.20.02 · $2,144

The Omega Constellation Co-Axial is a 35mm watch featuring a Co-Axial Calibre 2500 movement and 100m water resistance.

Condition: Used
Case Size: 35mm
Lug To Lug Length: 39mm
Lug To Lug Width: 23mm

Posted at

Apr 15, 2026, 9:47 AM

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Omega Constellation Manhattan ref. 396.1070 - 33mm Quartz, Blue Hands & Logo, Very Clean

Omega - 396.1070 · $850

This is a vintage Omega Constellation Manhattan watch with a silvery white dial, blue hands and dial printing, featuring a 33mm diameter case and a wide integrated bracelet.

Condition: Very good
Case Diameter: 33mm
Lug To Lug Length: 35.2mm
Bracelet Size: large enough for ~6.75" wrist

Posted at

Apr 15, 2026, 9:42 AM

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PACKAGE DEAL! Two Omega Constellation Manhattan Day Dates - Integrated Bracelet Beauties CHEAP!

Omega - Constellation Manhattan Day-Date · $1,795

Two Omega Constellation Manhattan Day-Dates for sale, one in full steel and one in two-tone. Both have 33mm cases with oversized bezels and integrated bracelets.

Condition: Pre-owned, unpolished with some age-related wear and patina
Case Diameter: 33MM
Bracelet Length: [object Object]
Movement Type: Swiss quartz with quickset date

Posted at

Apr 13, 2026, 10:05 PM

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