Omega Constellation Constellation Co‑Axial Master Chronometer 27 Small Seconds Stainless Steel / Yellow Gold / Diamond / MOP

Reference 127.25.27.20.55.002

About this watch

The Omega Constellation Co-Axial Master Chronometer 27 is a masterpiece of luxury watchmaking. Its stunning mother-of-pearl dial radiates an iridescent beauty that changes with the light, while its gem-set indexes and Dauphine hands add to its elegance. Powered by the Omega caliber 8704, this automatic movement boasts a Co-Axial escapement, reducing friction and enhancing precision and longevity. Certified as a Master Chronometer by METAS, it withstands magnetic fields of up to 15,000 gauss. With a water resistance rating of 100 meters, this watch is versatile enough for everyday wear. Its stainless steel and yellow gold bracelet is both stylish and comfortable, making it perfect for formal occasions or casual outings.
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Key Features

  • Omega caliber 8704 automatic movement
  • Co-Axial escapement for reduced friction
  • Master Chronometer certification by METAS
  • Water resistance up to 100 meters
  • Stainless steel and yellow gold bracelet
  • Mother-of-pearl dial with gem-set indexes
  • Dauphine hands coated in rhodium

Specifications

Brand
Omega
Family
Constellation
Model
Constellation Co‑Axial Master Chronometer 27 Small Seconds Stainless Steel / Yellow Gold / Diamond / MOP
Reference
127.25.27.20.55.002
Movement
8704
Movement Features
  • Hours, Minutes, Small Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
27mm
Dial Color
White
Crystal
Sapphire
Water Resistance
100

Current Listings

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This Omega Constellation in 10k gold-filled is a classic watch with understated luxury and timeless style, perfect for everyday wear.

  • Condition: Pre-owned with new battery
  • Case Size: 34mm diameter
  • Material: 10k gold-filled
  • Strap: High-quality AM strap
Posted at
Jan 14, 2026, 1:49 AM
Active
[WTS] Omega Constellation linen dial ref 168017 cal 564

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This Omega Constellation features a gold linen dial and comes equipped with an automatic movement powered by caliber 564. It's ready to be worn with its new generic strap and buckle.

  • Condition: Pre-owned, requires servicing
  • Movement: caliber 564
  • Functions work: yes all functions are working
Posted at
Jan 12, 2026, 12:05 PM
Active
[WTS] 1958 Omega Constellation ‘Pie Pan’ Arrowhead Ref. 2852-1SC | Good Condition (Serviced) | $2850

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  • Condition: Good, serviced
  • Case diameter: 34.5mm (excluding crown)
  • Lug-to-lug distance: 43.5mm
  • Thickness: 11mm
Posted at
Jan 12, 2026, 10:11 AM
Active
[WTS] Omega Constellation Pie Pan Ref. 168.005 with Original BoR Bracelet | Great Condition (Serviced) | $2700

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  • Condition: Great condition, serviced
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  • Movement type: Automatic
  • Jewels: 24
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Jan 10, 2026, 10:00 PM
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[WTS] Omega Constellation Double Eagle Chronograph – Ref. 121.92.41.50.01.001 – 41mm – Complete Set – $2,599 Shipped

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  • Condition: Good overall with light, honest wear
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  • Diameter: 41mm
Posted at
Jan 10, 2026, 9:22 PM
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[WTS] Omega Constellation 🌌 Gerald Genta

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  • Gerald genta design: true
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Jan 10, 2026, 5:07 PM
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[WTS] Omega Constellation Globemaster – 39mm Blue Pie Pan Dial – Set

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  • Case size: 39mm
  • Diameter: 39mm
Posted at
Jan 9, 2026, 7:58 PM
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[WTS] Omega Constellation C Shape - 168.017 Circa 1969 only for 775$ Shipped 🚢

Omega Constellation C Shape - 168.017 Circa 1969 only for 775$ Shipped 🚢

Omega - 168.017 · $775
A 1969 Omega Constellation C Shape reference 168.017 featuring a stainless steel case and automatic movement calibre 564.

  • Condition: Great, minor hairline scratches
  • Case size: 35mm diameter
  • Movement: Calibre 564 automatic
Posted at
Jan 9, 2026, 8:05 AM
Active