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

Reference 123.50.27.20.57.002

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

About this watch

The Omega Constellation Co-Axial 27 Brushed Yellow Gold / Champagne MOP is a masterpiece that combines classic elegance with cutting-edge technology. The stunning brushed yellow gold case radiates sophistication, while the champagne mother-of-pearl dial adds a touch of opulence. The dauphine hands glide smoothly across the face, providing easy readability. With its 100-meter water resistance and self-winding movement boasting a Co-Axial escapement, this watch is built to withstand daily life's rigors. The oscillating mass and balance bridge crafted in 18 ct red gold exude luxury at every turn. Omega's meticulous attention to detail ensures that performance is never an afterthought. The sapphire crystal glass is scratch-resistant and provides a clear view of the stunning dial while offering protection against everyday wear and tear.
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Key Features

  • Omega caliber 8521 self-winding movement
  • Co-Axial escapement for enhanced precision and durability
  • 100-meter water resistance
  • Sapphire crystal glass for scratch-resistance
  • Yellow gold case with champagne mother-of-pearl dial
  • Dauphine hands for easy readability
  • 18 ct red gold oscillating mass and balance bridge

Specifications

Brand
Omega
Family
Constellation
Model
Constellation Co-Axial 27 Brushed Yellow Gold / Champagne MOP
Reference
123.50.27.20.57.002
Movement
8521
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
Yellow Gold 27mm
Crystal
Sapphire
Water Resistance
100

Current Listings

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A 1966 Omega Constellation Ref. CD 168.017 features a 14k yellow gold capped stainless steel case and a fantastic dial with a few small scratches on the crystal.

  • Condition: Good used condition
  • Year: 1966
  • Case material: 14k yellow gold capped stainless steel
Posted at
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  • Condition: Exceptional for ~50 years old
  • Case Shape: cushion-shaped
  • Case Plating: gold-plated
  • Dial Type: sunburst champagne
Posted at
Dec 8, 2025, 9:05 PM
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  • Condition: Pre-owned, some damage (cracked crystal)
  • Bracelet type: Original brick style
  • Crown origin: Constellation pie pan
  • Serviced: Yes, couple years ago
Posted at
Dec 7, 2025, 4:58 PM
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  • Condition: Great serviced condition
  • Case size: 35mm diameter
  • Movement type: automatic
Posted at
Dec 7, 2025, 12:31 PM
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  • Condition: Great condition with minor signs of wear
  • Case size: 35mm (without crown)
  • Lug to lug: 38mm
  • Lug width: 23mm
Posted at
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  • Condition: Preowned with wear, dents, and marks
  • Case material: stainless steel
  • Movement: quartz
  • Band size: approximately 18 cm
Posted at
Dec 5, 2025, 12:30 AM
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  • Condition: Good condition, minor scratches and natural marks for its age
  • Case diameter: 37mm
  • Lug width: 19mm
  • Movement: Caliber 561, chronometer-rated automatic with date complication
Posted at
Dec 4, 2025, 10:35 PM
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