Omega Constellation Constellation Co-Axial 27 Brushed Stainless Steel / Yellow Gold / MOP

Reference 123.20.27.20.55.003

Omega Constellation Co-Axial 27 Brushed Stainless Steel / Yellow Gold / MOP

About this watch

Welcome to the world of luxury watches, where craftsmanship meets elegance. Today, we're diving deep into the Omega Constellation Co-Axial 27, specifically the model 123.20.27.20.55.003. This exquisite timepiece combines the finest materials with innovative technology, making it a must-have for collectors and enthusiasts alike. So, buckle up as we explore every intricate detail of this stunning watch! Omega is not just a brand; it's a legacy. Founded in 1848, Omega has become synonymous with precision and luxury. Known for its rich history of innovation, including being the official timekeeper of the Olympic Games, Omega stands at the pinnacle of Swiss watchmaking. With each piece, they blend tradition with modern design, and the Constellation series is a perfect example of this philosophy. The Co-Axial 27 is a tribute to this heritage, featuring a blend of traditional craftsmanship and cutting-edge technology. The brushed stainless steel and yellow gold combination creates a stunning visual contrast, embodying sophistication and style. One of the standout features of this watch is its breathtaking mother of pearl (MOP) dial. The iridescent quality of MOP adds a unique flair, catching the light in a way that changes with every movement. Each time you glance at the watch, you'll notice different hues of white, making it a captivating piece.

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Key Features

Omega caliber 8520 automatic movement
Co-Axial escapement for reduced friction and improved precision
100m water resistance for swimming and snorkeling
Mother of pearl (MOP) dial with iridescent quality
Gem-set indexes on the dial for added elegance
Certified chronometer by COSC, ensuring exceptional timing accuracy
Durable materials resistant to scratches and tarnishing

Specifications

Brand

Omega

Family

Constellation

Model

Constellation Co-Axial 27 Brushed Stainless Steel / Yellow Gold / MOP

Reference

123.20.27.20.55.003

Movement

8520

Movement Features

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

Case

27mm

Dial Color

White

Crystal

Sapphire

Water Resistance

100

Current Listings

Vintage Omega Constellation Manhattan Automatic with Date [WTT]

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A refined and elegant vintage Omega Constellation chronometer-certified automatic wristwatch in stainless steel, featuring an integrated bracelet and slim case profile.

Condition: Pre-owned, shows normal wear consistent with age
Case material: Stainless steel
Bracelet type: Integrated Omega stainless steel
Crystal material: Sapphire

Posted at

Sep 5, 2025, 9:37 PM

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Condition: Pre-owned with light scratches and wear marks
Case size: 36mm
Movement type: 551
Bracelet type: aftermarket

Posted at

Sep 5, 2025, 11:18 AM

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Condition: Super clean
Caliber: Cal. 712

Posted at

Sep 4, 2025, 5:34 PM

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Condition: very worn
Shipping: continental US
Payment Methods: PayPal, cash (meet in person in Edinburg, Texas)

Posted at

Sep 3, 2025, 4:14 PM

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The Omega Constellation Jumbo Ref. 168.001 is a rare and underrated vintage watch with a 37mm diameter, stainless steel case, and a unique vertical brushed dial.

Condition: Good (Serviced)
Diameter: 37mm
Lug width: 19mm
Movement: Caliber 561 (24-jewel chronometer-rated automatic movement)

Posted at

Sep 3, 2025, 2:01 PM

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1973 Omega Constellation Megaquartz Ref. 196.0015 Cal. 1310 - First Omega In-House Quartz Movement | $1100

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1973 Omega Constellation Megaquartz with in-house quartz movement, one of the first of its kind.

Movement: Cal. 1310

Posted at

Sep 3, 2025, 1:43 PM

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This Omega Constellation Chronometer is a certified timepiece with an automatic Cal 564 movement and a stainless steel case measuring 35 x 40mm in diameter.

Condition: excellent condition
Movement type: Cal 564 Automatic
Jewels: 24
Beats per hour: 19800

Posted at

Sep 2, 2025, 9:12 PM

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[USA] omega constellation 41mm

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A 41mm Omega Constellation is being sold for $3500 OBO.

Size: 41mm

Posted at

Sep 2, 2025, 4:56 PM

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This Omega Constellation Chronometer is a rare ultra-thin model certified by the brand. It features an automatic movement with 24 jewels and a silver dial with original handset.

Condition: Excellent with normal signs of wear and use
Case dimensions: 33 x 39mm, thickness 8mm, 19mm lug width
Crystal condition: Acrylic crystal is free from scratches
Movement specs: Cal 712 Automatic 24 Jewels 19800 beats per hour

Posted at

Sep 2, 2025, 10:18 AM

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