Omega Constellation Constellation Co-Axial 27 Brushed Yellow Gold Diamond / Champagne MOP

Reference 123.55.27.20.57.002

About this watch

The Omega Constellation Co-Axial 27 Brushed Yellow Gold Diamond / Champagne MOP is a masterpiece that embodies luxury and precision. This stunning timepiece boasts a brushed yellow gold case, champagne mother of pearl dial, and gem-set bezel, creating an irresistible allure. The Omega caliber 8521 movement, with its innovative Co-Axial escapement, ensures exceptional chronometer certification and accuracy. With a water resistance of up to 100 meters and sapphire crystal glass, this watch is both functional and elegant. Its 27mm diameter makes it a perfect fit for those who prefer smaller watches, while the brushed yellow gold bracelet feels luxurious against the skin. This timepiece is a testament to Omega's unrivaled craftsmanship, blending classic aesthetics with cutting-edge technology. With its stunning aesthetics, innovative movement, and robust design, it checks all the boxes for a high-end timepiece.

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Key Features

Omega caliber 8521 self-winding movement
Chronometer certification with Co-Axial escapement
Brushed yellow gold case and champagne mother of pearl dial
Gem-set bezel and indexes for added luxury appeal
Sapphire crystal glass for scratch-free protection
Water resistance up to 100 meters
27mm diameter for a perfect fit

Specifications

Brand

Omega

Family

Constellation

Model

Constellation Co-Axial 27 Brushed Yellow Gold Diamond / Champagne MOP

Reference

123.55.27.20.57.002

Movement

8521

Movement Features

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

Case

Yellow Gold 27mm

Crystal

Sapphire

Water Resistance

100

Current Listings

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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

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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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Bezel material: solid gold
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Shipping: Fedex with insurance
Shipping Location: NJ USA
International Shipping: yes

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Condition: Great used condition, shows light scratches consistent with its age
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Posted at

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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

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Condition: Great original condition, serviced
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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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Condition: 98% pristine, minor hairline marks on lugs and possibly a faint desk diving mark on case or bracelet
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Posted at

Mar 31, 2025, 10:32 AM

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