Omega Constellation Constellation Co-Axial 31 Red Gold / MOP

Reference 123.50.31.20.05.001

About this watch

The Omega Constellation Co-Axial 31 Red Gold / MOP (Model: 123.50.31.20.05.001) is a statement piece that balances elegance and functionality. Crafted from 18 Ct red gold, it features an exquisite Mother of Pearl dial with a unique, iridescent quality. The watch boasts a self-winding Omega Caliber 8521 movement with Co-Axial escapement, ensuring precision, stability, and durability. With a water resistance of up to 100 meters and a sapphire crystal glass, this timepiece is designed to keep up with your lifestyle. Its versatility makes it suitable for any occasion, whether formal or casual. The Omega Constellation Co-Axial 31 Red Gold / MOP is more than just a watch; it's a piece of art, a conversation starter, and a reliable companion.

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Key Features

18 Ct red gold case
Mother of Pearl dial with iridescent quality
Self-winding Omega Caliber 8521 movement
Co-Axial escapement for precision and durability
Water resistance up to 100 meters
Sapphire crystal glass for scratch-resistant properties
Versatile design suitable for formal or casual occasions

Specifications

Brand

Omega

Family

Constellation

Model

Constellation Co-Axial 31 Red Gold / MOP

Reference

123.50.31.20.05.001

Movement

8521

Movement Features

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

Case

Red Gold 31mm

Dial Color

White

Crystal

Sapphire

Water Resistance

100

Current Listings

OMEGA Constellation - 368.1201 - 2006 - Amazing condition - Lowest price online with price match ⭐️

OMEGA - 368.1201 · $1,595

The Omega Constellation 368.1201 is an automatic stainless steel watch with a white linen dial, featuring a 35.5mm diameter and 10mm thickness. It has a 3ATM water resistance rating and comes with a nice integrated bracelet.

Condition: Excellent
Diameter: 35.5mm
Thickness: 10mm
Water Resistance: 3ATM

Posted at

Dec 23, 2025, 10:28 AM

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OMEGA Constellation Ref. 123.20.35.20.06.001 Yellow Gold Two-Tone - COMPLETE SET!

OMEGA - 123.20.35.20.06.001 · $3,250

A sophisticated timepiece featuring a distinctive stainless steel and yellow gold case with Roman numeral-engraved bezel, grey dial with date window at 3 o'clock, powered by OMEGA's Co-Axial Calibre 2500 movement.

Condition: VERY GOOD (some light scratches on bracelet)
Case materials: stainless steel and yellow gold
Bracelet size adjustment: ~7" wrist
Contents included: box, papers, serial hang tag, spare links

Posted at

Dec 22, 2025, 9:02 AM

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Omega Constellation C Shape - 168.017 Circa 1969 only for 775$ Shipped 🚢

Omega - 168.017 · $775

A stainless steel Omega Constellation C Shape from 1969 featuring a 35mm case, an off white dial, and automatic movement calibre 564. The watch has no major dents or scratches and keeps accurate time.

Condition: Great, with a few hairline scratches
Case Size: 35mm diameter
Dial Color: off white

Posted at

Dec 22, 2025, 7:54 AM

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Omega Constellation 2-Tone Automatic 🇨🇭

Omega - Constellation Automatic · $1,000

This Omega Constellation Automatic features a 2-tone stainless steel and gold case, matching gold dial, and an original stainless steel bracelet. It's available in great condition.

Condition: Great, minor signs of wear
Case size without crown: 35mm
Lug to lug: 38mm
Lug width: 23mm

Posted at

Dec 21, 2025, 7:48 PM

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1971 Omega Constellation Chronometer C-Case ref. 168.0056 w/ Cal. 1011 – serviced Dec 2025 – full original bracelet – $1150 ALL IN shipped

Omega - 168.0056 · $1,150

A vintage 1971 Omega Constellation Chronometer in the classic C-Case with a clean dial and full original bracelet.

Condition: Excellent condition, with a few scratches on the crystal
Calibre: Cal. 1011 (automatic)
Case Size: 35mm (excluding crown)
Lug Width: 19mm

Posted at

Dec 21, 2025, 9:26 AM

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Omega Constellation diamond Dail Gold Bazel Ref : 168.0062.

Omega - 168.0062 · $1,400

Up for sale is an Omega Constellation diamond dial watch in 18k gold bezel, featuring a chronometer movement and measuring 37mm case width. It's in excellent condition with some signs of wear.

Condition: Excellent condition, with light wear, scratches and marks
Case material: 18K Gold / Stainless steel
Movement type: Chronometer

Posted at

Dec 21, 2025, 8:20 AM

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Omega constellation 🌌 Gerald Genta

Omega - Constellation · $950

This Omega Constellation is a vintage watch featuring a 1960s cal 631 movement, accompanied by a rose gold movement. It has a case diameter of approximately 35-36mm.

Crown size: 35-36mm
Movement type: cal 631
Case material: rose gold

Posted at

Dec 20, 2025, 5:53 PM

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