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

Reference 123.20.27.20.57.002

About this watch

The Omega Constellation Co-Axial 27 is a stunning luxury watch that embodies the spirit of elegance and sophistication. With its harmonious blend of brushed stainless steel and yellow gold, this watch captures attention without screaming for it. The champagne mother of pearl (MOP) dial adds a touch of luxury, making it perfect for both casual and formal occasions. The Omega caliber 8520 automatic movement boasts precision and reliability, featuring a 50-hour power reserve and accurate timekeeping thanks to its frequency of 25,200 vibrations per hour. This timepiece is equipped with hours, minutes, seconds, and a date function, making it an excellent addition to any wardrobe. Whether you're in a boardroom or at a gala, the Constellation Co-Axial 27 fits seamlessly into any environment. With its gem-set indexes and sapphire glass, this watch is not just a pretty face but also durable and water-resistant up to 100 meters. Wearing the Omega Constellation Co-Axial 27 is an experience in itself, with its weight feeling substantial yet comfortable on the wrist. The smooth movements of the hands across the dial are mesmerizing, almost like a gentle dance. This watch adapts to your style, making it perfect for both casual and formal attire.
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Key Features

  • Omega caliber 8520 automatic movement
  • 50-hour power reserve
  • Sapphire glass for scratch protection
  • Water resistance up to 100 meters
  • Gem-set indexes for added luxury
  • Dauphine hands for classic touch
  • Champagne mother of pearl dial

Specifications

Brand
Omega
Family
Constellation
Model
Constellation Co-Axial 27 Brushed Stainless Steel / Yellow Gold / Champagne MOP
Reference
123.20.27.20.57.002
Movement
8520
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
27mm
Crystal
Sapphire
Water Resistance
100

Current Listings

[WTS] Omega constellation 🌌 perpetual calendar

Omega constellation 🌌 perpetual calendar

This is a quartz version of the Omega Constellation Perpetual Date, featuring a black and silver design with a rare blue dial. The watch has been serviced in 2023 and comes with an 18k omega stamp and clean sapphire crystal.

  • Condition: Excellent
  • Diameter: 35.5mm
  • Movement Type: Quartz
  • Crystal Type: Sapphire
Posted at
Aug 31, 2025, 6:16 PM
Active
[WTS] 2024 Omega Constellation Ref# 131.33.41.21.04.001 - Full Set box and papers

2024 Omega Constellation Ref# 131.33.41.21.04.001 - Full Set box and papers

Omega - 131.33.41.21.04.001 · $4,298
The Omega Constellation is a flagship watch characterized by its half-moons and 'claws' on the side of the case, making it perfect for daily wear due to its class and durability. It features a 41mm blue ceramic bezel with blued hands, OMEGA logo, Constellation star, and indexes.

  • Condition: Very good condition with light signs of wear on the case
  • Case size: 41mm
  • Bezel material: blue ceramic
Posted at
Aug 29, 2025, 1:01 PM
Active
[WTS] Omega Constellation Day Date - Watch Only - $750 Free 🚢

Omega Constellation Day Date - Watch Only - $750 Free 🚢

This is a 1980s Omega Constellation Day Date watch, featuring a black steel case with a quartz movement.

  • Year: 1980s
  • Dial material: steel
  • Size: 33mm diameter
Posted at
Aug 29, 2025, 11:29 AM
Active
[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
Omega Constellation Globemaster Master Chronometer

Omega Constellation Globemaster Master Chronometer

Omega - 130.30.39.21.03.001 · $4,650
The Omega Constellation Globemaster 39mm is a versatile dress watch with a dark blue pie pan dial and fluted tungsten carbide bezel. It has goldilocks proportions and a beautiful 3-row bracelet.

  • Condition: 98% pristine, minor hairline marks on lugs and possibly a faint desk diving mark on case or bracelet
  • Case dimensions: 39mm x 46.7mm lug to lug x 12.6mm thick
  • Bracelet type: 3-row with slightly curved central links
Posted at
Mar 31, 2025, 10:32 AM
Active