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

Reference 127.55.27.20.55.002

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

About this watch

The Omega Constellation Co-Axial Master Chronometer 27 Small Seconds is a stunning example of luxury and precision. With its exquisite design and advanced technology, this watch is not just a tool for telling time; it’s a statement piece. The 27 mm round case crafted from luxurious yellow gold exudes opulence, while the gem-set bezel adds a touch of glamour. The shimmering mother-of-pearl (MOP) dial catches the light beautifully, creating a dance of colors that changes with every angle. The Omega caliber 8705 movement boasts a free-sprung balance and a silicon balance spring, ensuring incredible accuracy and reliability even in external magnetic fields up to 15,000 gauss. Certified by METAS as a Master Chronometer, this watch has passed rigorous testing for precision, performance, and resistance to magnetic fields. With a power reserve of 50 hours and automatic winding in both directions, this watch is built for life with a water resistance rating of 100 meters.
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Key Features

  • 27mm round yellow gold case
  • Gem-set bezel with mother-of-pearl dial
  • Omega caliber 8705 movement with free-sprung balance and silicon balance spring
  • METAS Master Chronometer certification
  • 50-hour power reserve with automatic winding in both directions
  • 100m water resistance

Specifications

Brand
Omega
Family
Constellation
Model
Constellation Co‑Axial Master Chronometer 27 Small Seconds Stainless Yellow Gold / Diamond / MOP
Reference
127.55.27.20.55.002
Movement
8705
Movement Features
  • Hours, Minutes, Small Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
Yellow Gold 27mm
Dial Color
White
Crystal
Sapphire
Water Resistance
100

Current Listings

[WTS] Vintage Omega Constellation Automatic - Ultra Thin Movement

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Omega - 157.0002 · $999
This is a rare example of the ultra thin automatic Omega Constellation with a clean Genta-inspired design, all original and in exceptional shape.

  • Condition: Exceptional shape, all original
  • Case Size: 35mm
  • Dial Type: Original
  • Crown Type: Original
Posted at
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[WTS] Vintage Omega Constellation Chronometer - 168.0056 - C-Shaped Case - $825 Shipped!

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Omega - 168.0056 · $825
This vintage Omega Constellation Chronometer features an automatic movement and a C-shaped case measuring approximately 35mm in diameter, with a date window at 3 o'clock.

  • Condition: good condition with signs of wear, consistent with its age
  • Case diameter: 35mm
  • Movement type: automatic
Posted at
Apr 26, 2025, 11:03 AM
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[WTS] Omega Constellation. PiePan. Automatic.

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This Omega Constellation features an automatic movement and a Pie Pan dial, with a stainless steel AM strap.

  • Condition: nice condition
  • Movement type: automatic
  • Strap: AM strap
Posted at
Apr 25, 2025, 3:30 PM
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Omega - 123.10.35.20.01.002 · $1,500
A 35mm Omega Constellation Co-Axial Chronometer with a reverse clous de paris dial, powered by the Caliber 2500 chronometer movement.

  • Condition: Good, with minor hairline scratches on case and bracelet
  • Diameter: 35mm
  • Lug To Lug: 38.4mm
  • Thickness: 10.8mm
Posted at
Apr 25, 2025, 11:54 AM
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Posted at
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Omega Constellation CALENDAR Ref 2943 Vintage, Automatic, Gold Filled on Bracelet, 34 mm. From 1959, Serviced, New Price Reduction

Omega Constellation CALENDAR Ref 2943 Vintage, Automatic, Gold Filled on Bracelet, 34 mm. From 1959, Serviced, New Price Reduction

Omega - 29435 SC · $1,395.001
This Omega Constellation CALENDAR Ref 2943 is a vintage automatic watch made of stainless steel and gold capped, featuring an original cream dial. The movement is Caliber #504, 24 Jewels, In House, and was serviced on April 15, 2022.

  • Condition: Very good condition with wear from use
  • Case size diameter: 35 mm
  • Case thickness: 13.1 mm
  • Bracelet type: Omega Stainless Steel bracelet Gold Filled 20 Microns with Deployment Buckle
Posted at
Apr 24, 2025, 2:42 AM
Active
View listing on WatchUseek
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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
View listing on RolexForums