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

Reference 123.55.31.20.55.007

About this watch

The Omega Constellation Co-Axial 31 White Gold / Snow / Diamond Supernova is a masterpiece that embodies luxury, precision, and style. With its stunning design and innovative movement, every element is crafted with care. The watch features a white gold case, gem-set bezel, mother of pearl dial, and dauphine hands. Its Co-Axial escapement reduces friction, leading to improved accuracy and longevity. The caliber 8421 boasts a power reserve of 50 hours and a frequency of 25,200 vibrations per hour. The watch is built to last with premium white gold and scratch-resistant sapphire glass. It's perfect for collectors, formal event attendees, or those who value precision and reliability in their timepieces.

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Key Features

White gold case
Gem-set bezel with diamonds
Mother of pearl dial
Co-Axial escapement movement
50-hour power reserve
Scratch-resistant sapphire glass
Water resistance up to 100 meters

Specifications

Brand

Omega

Family

Constellation

Model

Constellation Co-Axial 31 White Gold / Snow / Diamond Supernova

Reference

123.55.31.20.55.007

Movement

8421

Movement Features

Hours, Minutes, Seconds
Chronometer, Co-Axial Escapement

Case

White Gold 31mm

Dial Color

White

Crystal

Sapphire

Water Resistance

100

Current Listings

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This Omega Constellation C-Case features a rare navy blue dial in a classic design, along with an original Cal. 1010 movement and a clean, original navy dial.

Condition: Good shape and ready to wear
Bracelet size: 6.3"
Max bracelet size: 7.5"
Movement: Cal. 1010

Posted at

Oct 30, 2025, 11:07 PM

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[WTS] 1963 Vintage Omega Constellation Ref. 167.005 | No Date | All Original | Freshly Serviced Chronometer Cal 561 | Sharp Unpolished Dog Leg Lugs | Great Vintage Condition | $1830

1963 Vintage Omega Constellation Ref. 167.005 | No Date | All Original | Freshly Serviced Chronometer Cal 561 | Sharp Unpolished Dog Leg Lugs | Great Vintage Condition | $1830

Posted at

Oct 30, 2025, 8:29 AM

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Omega Constellation Pie Pan Demi Gold Ref. 168.005 | Excellent Original Condition (with original straps and buckle, Omega red box & Serviced) | $2950

Posted at

Oct 27, 2025, 11:34 PM

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Omega Constellation 168.054

Posted at

Oct 27, 2025, 12:37 PM

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Omega Constellation 168.046

Posted at

Oct 27, 2025, 12:31 PM

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1961 Omega Constellation (Original Box / Papers

Omega - 14393 · $1,200

This is a 1961 Omega Constellation reference 14393 with a white dome dial and original outer cardboard box. The watch has a 34mm stainless and 14k gold capped case and is powered by an automatic cal 561 movement.

Condition: Very good, with minor wear
Case Size: 34mm
Movement: Omega automatic cal 561

Posted at

Oct 26, 2025, 11:05 PM

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