Omega Constellation Constellation Co-Axial 31 Yellow Gold / Champagne

Reference 123.50.31.20.08.001

About this watch

The Omega Constellation Co-Axial 31 Yellow Gold / Champagne is a luxurious timepiece that combines elegance, precision, and history. Its stunning aesthetics and high-performance mechanics make it a statement piece. The watch features a yellow gold casing, champagne-colored dial, and Dauphine hands, protected by scratch-resistant sapphire glass. At its core lies the Omega caliber 8521, a marvel of modern engineering with a Co-Axial escapement design that enhances precision and stability. This self-winding movement is equipped with a free-sprung balance system and silicon balance-spring, ensuring durability and reliability. With a power reserve of 50 hours and chronometer certification, this watch meets stringent precision standards, keeping time accurately. Its water resistance rating of 100 meters makes it suitable for daily wear, from casual outings to formal events. This Omega model stands out in the luxury segment with its unique Co-Axial escapement and timeless design.

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Key Features

Yellow gold casing
Champagne-colored dial
Dauphine hands
Scratch-resistant sapphire glass
Omega caliber 8521 movement
Co-Axial escapement design
Free-sprung balance system
Silicon balance-spring

Specifications

Brand

Omega

Family

Constellation

Model

Constellation Co-Axial 31 Yellow Gold / Champagne

Reference

123.50.31.20.08.001

Movement

8521

Movement Features

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

Case

Yellow Gold 31mm

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"
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Posted at

Oct 30, 2025, 11:07 PM

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Posted at

Oct 30, 2025, 8:29 AM

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Posted at

Oct 27, 2025, 11:34 PM

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Oct 27, 2025, 12:37 PM

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Posted at

Oct 27, 2025, 12:31 PM

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1961 Omega Constellation (Original Box / Papers

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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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