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

Reference 123.20.27.20.57.001

About this watch

Welcome to the world of horology, where timepieces are not just instruments but works of art. The Omega Constellation Co-Axial 27 is a stunning example of luxury and sophistication, with its refined design and intricate mechanics making it a must-have for any watch enthusiast or fashion-forward individual. The brushed stainless steel case paired with red gold accents creates a striking visual contrast that's hard to miss. The brown mother of pearl dial catches the light beautifully, making each glance at your wrist a delightful experience. Equipped with Dauphine hands and gem-set indexes, this watch ensures readability without compromising style. The Omega caliber 8520 is a marvel of modern engineering, featuring a Co-Axial escapement that minimizes friction and enhances accuracy. With a power reserve of up to 50 hours, you can trust that your watch will keep going even when you take it off for a weekend getaway! The Constellation Co-Axial 27 is a certified chronometer, meaning it has passed rigorous tests for precision. When you wear this watch, you're not just wearing a piece of jewelry; you're wearing a timekeeping instrument that has been rigorously vetted for accuracy. With its stunning design, reliable movement, and versatile wearability, it's a timepiece that deserves a place in your collection.
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Key Features

  • Omega caliber 8520 automatic movement
  • Co-Axial escapement with minimized friction
  • 50-hour power reserve
  • 100-meter water resistance
  • Brown mother of pearl dial with gem-set indexes
  • Dauphine hands for readability and style
  • Certified chronometer for precision

Specifications

Brand
Omega
Family
Constellation
Model
Constellation Co-Axial 27 Brushed Stainless Steel / Red Gold / Brown MOP
Reference
123.20.27.20.57.001
Movement
8520
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
27.3mm
Dial Color
Brown
Crystal
Sapphire
Water Resistance
100

Current Listings

[WTS] OMEGA Constellation Chronometer Certified 168.018 with original bracelet

OMEGA Constellation Chronometer Certified 168.018 with original bracelet

OMEGA - 168.018 $1,500
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
Active
[WTS] [USA] omega constellation 41mm

[USA] omega constellation 41mm

Omega - Constellation $3,500
A 41mm Omega Constellation is being sold for $3500 OBO.

  • Size: 41mm
Posted at
Sep 2, 2025, 4:56 PM
Active
[WTS] Ultra thin OMEGA Constellation Chronometer Certified 167.021 with extra bracelet

Ultra thin OMEGA Constellation Chronometer Certified 167.021 with extra bracelet

OMEGA - 167.021 $1,300
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
Active
[WTS] 1963 Omega Constellation (Ref. 167.005)

1963 Omega Constellation (Ref. 167.005)

Omega - 167.005 $1,999
A 1963 Omega Constellation watch featuring a classic design, chronometer-rated movement, and distinctive Geneva Observatory caseback.

  • Condition: Excellent
  • Movement: 551
  • Case material: stainless steel
  • Size: 34mm
Posted at
Sep 1, 2025, 8:43 AM
Active
[WTS] Omega constellation 馃寣 perpetual calendar

Omega constellation 馃寣 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