Omega Constellation Constellation Co-Axial 31 Stainless Steel / MOP

Reference 123.10.31.20.05.001

About this watch

The Omega Constellation Co-Axial 31 Stainless Steel / MOP is a masterpiece of luxury watchmaking, boasting a stunning round shape with a diameter of 31 mm. The polished stainless steel case radiates sophistication, while the mesmerizing mother of pearl dial shifts colors depending on the light. This certified chronometer features an automatic movement (Omega caliber 8520) with a frequency of 25,200 vibrations per hour and a power reserve of up to 50 hours. With its versatility, exceptional design, and reliable movement, this timepiece is perfect for dressing up or casual wear. Its robust water resistance of 100 meters ensures it can withstand splashes of water or a day at the beach. As an investment in quality, craftsmanship, and timeless design, the Omega Constellation Co-Axial 31 is a worthy luxury watch that will stand the test of time.

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MSRP: $6,300

Market Price: $2,253

Key Features

Automatic movement (Omega caliber 8520)
Polished stainless steel case
Mesmerizing mother of pearl dial
Certified chronometer
Water resistance of 100 meters
Power reserve up to 50 hours
Robust and durable design

Specifications

Brand

Omega

Family

Constellation

Model

Constellation Co-Axial 31 Stainless Steel / MOP

Reference

123.10.31.20.05.001

Movement

8520

Movement Features

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

Case

Stainless Steel 31mm

Dial Color

White

Crystal

Sapphire

Water Resistance

100

Current Listings

2024 Omega Constellation Globemaster Master Chronometer Annual Calendar 130.53.41.22.03.001 — Like New, Box & Papers

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The Omega Constellation Globemaster Master Chronometer Annual Calendar is a sophisticated timepiece that exemplifies precision and elegance. Its 41mm Sedna™ gold case frames a sun-brushed blue dial with a distinctive pie-pan design and month indicators along the perimeter, offering both style and functionality.

Condition: Like new
Case size: 41mm diameter
Thickness: 14.7mm
Lug to lug: 50.1mm

Posted at

Oct 22, 2025, 9:39 AM

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Diameter: 37mm

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Oct 22, 2025, 12:22 AM

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1973 Omega Constellation ref. 168.0056 – Gold-Capped Case w/ Solid Gold Bezel & Medallion – Cal. 1011 Chronometer – Serviced July 2025 – $950 ALL-IN

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a 1973 Omega Constellation ref. 168.0056 with a gold-capped case, solid gold bezel, and medallion, featuring Cal. 1011 chronometer movement.

Case material: gold
Bezel material: solid gold
Movement: Cal. 1011 Chronometer

Posted at

Oct 21, 2025, 10:22 PM

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Posted at

Oct 20, 2025, 10:18 PM

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This listing is for an Omega Constellation Globemaster in a 39mm case, with additional photos and links to purchase available.

Shipping: Fedex with insurance
Shipping Location: NJ USA
International Shipping: yes

Posted at

Oct 17, 2025, 5:20 PM

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Condition: Great used condition, shows light scratches consistent with its age
Case Size: 36mm

Posted at

Oct 16, 2025, 9:27 AM

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Omega Constellation 168.0054

Omega - 168.0054 · $850

A vintage automatic chronometer from the early 1970s with a Day/Date Caliber 1021 and Geneva Observatory medallion on the caseback.

Condition: Great used condition with light scratches
Case shape: C-Shape design
Material: stainless steel

Posted at

Oct 16, 2025, 9:25 AM

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Omega Constellation Tapered Lug Ref. 14393 61 SC | Great Original Condition (Serviced) | $2100

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A timeless example of Omega's refined design from the early 1960s, featuring a stainless steel case with tapered lugs, a silver dial, and an automatic chronometer-certified movement. The watch is in great shape for its age, showing minor signs of wear.

Condition: Great original condition, serviced
Movement: Caliber 561, chronometer-certified
Case size: 34.5mm x 42mm stainless steel case with tapered lugs
Dial condition: Original silver dial in good condition with crisp printing and even tone

Posted at

Oct 15, 2025, 10:02 PM

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Omega Constellation Globemaster Master Chronometer

Omega - 130.30.39.21.03.001 · $4,650

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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

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