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

Reference 123.20.27.20.55.003

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

[WTS] Omega Constellation 167.005

Omega Constellation 167.005

Omega - 167.005 · $920
The Omega Constellation is a 36mm watch with a 551 movement. It has an aftermarket bracelet that fits a 6.5in wrist.

  • Condition: pre-owned with light scratches and wear marks
  • Case size: 36mm
  • Movement: 551
  • Bracelet type: aftermarket
Posted at
Aug 28, 2025, 11:25 AM
Active
[WTS] Ultra thin OMEGA Constellation Chronometer Certified 167.021 automatic no date

Ultra thin OMEGA Constellation Chronometer Certified 167.021 automatic no date

OMEGA - 167.021 · $1,250
Ultra thin OMEGA Constellation Chronometer certified watch with a small size but good wrist presence.

  • Condition: Excellent with normal signs of wear and used
  • Diameter: 33 x 39mm
  • Thickness: 8mm
  • Lug width: 19mm
Posted at
Aug 24, 2025, 7:05 AM
Active
[WTS] OMEGA Constellation Chronometer certified 168.018 original bracelet, excellent condition

OMEGA Constellation Chronometer certified 168.018 original bracelet, excellent condition

OMEGA - 168.018 · $1,500
This Omega Constellation Chronometer is a certified watch with automatic movement, original silver dial, and stainless steel case in excellent condition.

  • Condition: excellent
  • Movement: Cal 564 Automatic
  • Beats Per Hour: 19800
  • Jewels: 24
Posted at
Aug 24, 2025, 1:19 AM
Active
[WTS] Rare 1959 Omega Constellation Automatic Chronometer Constellation Calendar 14393 | Good Condition (Serviced) | $1800

Rare 1959 Omega Constellation Automatic Chronometer Constellation Calendar 14393 | Good Condition (Serviced) | $1800

Omega - 14393 · $1,800
This rare 1959 Omega Constellation Automatic Chronometer Calendar watch features a stainless steel case with a 43mm x 34mm diameter and 11mm thickness, original dial with crosshair design and dauphine hands, and an Omega Caliber 561 automatic movement.

  • Condition: Good, serviced condition
  • Case size: 43mm x 34mm
  • Thickness excluding crown: 11mm
  • Bracelet length: fits up to 18.5cm (7.2 inches) wrist
Posted at
Aug 23, 2025, 10:43 PM
Active