Omega Constellation Constellation Co-Axial 27 Brushed Stainless Steel / Black Supernova

Reference 123.10.27.20.51.001

Omega Constellation Co-Axial 27 Brushed Stainless Steel / Black Supernova

About this watch

The Omega Constellation Co-Axial 27 is a masterpiece of luxury watchmaking, combining sophisticated style with cutting-edge technology. The brushed stainless steel case exudes refined elegance, while the black Supernova finish on the dial creates a mesmerizing visual experience under different lighting conditions. This automatic movement boasts a 50-hour power reserve and operates at 25,200 vibrations per hour, ensuring precision and reliability. With chronometer certification and water resistance up to 100 meters, this watch is both stylish and functional. Its compact size of 27 mm makes it perfect for everyday wear, while its versatility allows it to seamlessly transition from formal to casual occasions. The Omega Constellation Co-Axial 27 is more than just a timepiece - it's a legacy that reflects your style and sophistication.

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Key Features

Omega caliber 8520 automatic movement
Chronometer-certified accuracy
100-meter water resistance
Brushed stainless steel case
Black Supernova dial with gem-set indexes
Dauphine hands for excellent readability
50-hour power reserve

Specifications

Brand

Omega

Family

Constellation

Model

Constellation Co-Axial 27 Brushed Stainless Steel / Black Supernova

Reference

123.10.27.20.51.001

Movement

8520

Movement Features

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

Case

Stainless Steel 27mm

Dial Color

Black

Crystal

Sapphire

Water Resistance

100

Current Listings

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The Omega Constellation Globemaster features a modern design with a coin-edge bezel and classic pie-pan dial inspired by original Constellation models of the 1950s, powered by Omega's Co-Axial Master Chronometer Caliber 8900.

Condition: Unworn/New
Case size: 39mm
Material: stainless steel
Diameter: 39mm

Posted at

Dec 16, 2025, 12:54 PM

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Condition: Great condition with minor signs of wear
Case diameter: 35mm (without crown)
Lug to lug: 38mm
Lug width: 23mm

Posted at

Dec 14, 2025, 9:08 PM

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Omega Constellation 168.017 (1966)

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Condition: Good condition overall
Movement: Cal. 561
Bracelet: Genuine Omega 518 brick bracelet

Posted at

Dec 12, 2025, 10:03 AM

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REDUCED Omega Constellation Gold Cap ( REF:168.018 ) $750 Shipped.....

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A beautiful example of the classic Omega Constellation Automatic Chronometer from the late 1960s. It features an original silver sunburst dial with applied gold markers and date at 3 o'clock, a gold-capped stainless steel case (34mm), and an iconic Observatory medallion on the caseback.

Condition: Excellent condition, freshly serviced
Case size: 34mm diameter
Movement: Caliber 561
Crystal: Acrylic crystal

Posted at

Dec 12, 2025, 8:28 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

The OMEGA Constellation Ref. 123.20.35.20.06.001 is a sophisticated timepiece that celebrates the enduring legacy of OMEGA's iconic Constellation collection, featuring a distinctive stainless steel and yellow gold case with Roman numerals on a polished bezel.

Condition: VERY GOOD, with some light scratches on bracelet
Case material: stainless steel and yellow gold
Bracelet size: ~7" wrist

Posted at

Dec 12, 2025, 1:09 AM

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