Omega Constellation Constellation Co-Axial 27 Brushed Yellow Gold / Diamond / MOP Stars

Reference 123.55.27.20.05.001

About this watch

The Omega Constellation Co-Axial 27 stands out as a dazzling example of craftsmanship and elegance. Crafted from brushed yellow gold, this watch exudes opulence with its gem-set bezel adding a touch of sparkle. The mother of pearl (MOP) dial adorned with a beautiful star motif is an artistic expression showcasing the mastery of Omega's craftsmanship. With its self-winding movement equipped with a Co-Axial escapement and free sprung-balance system, this watch is built to withstand everyday activities while keeping accurate time. Its 50-hour power reserve and water resistance of 100 meters make it a reliable companion for any occasion. Whether you're heading to a gala or a brunch date, the Constellation Co-Axial 27 can elevate your outfit with its exquisite design and comfortable wear.
Buy Now on Jomashop
This is an affiliate link
MSRP: $25,000
Market Price: $8,931

Key Features

  • Omega caliber 8521 self-winding movement
  • Co-Axial escapement for enhanced precision
  • 50-hour power reserve
  • 100m water resistance
  • Gem-set bezel for added sparkle
  • Mother of pearl (MOP) dial with star motif
  • Brushed yellow gold case for luxurious appearance

Specifications

Brand
Omega
Family
Constellation
Model
Constellation Co-Axial 27 Brushed Yellow Gold / Diamond / MOP Stars
Reference
123.55.27.20.05.001
Movement
8521
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
Yellow Gold 27mm
Dial Color
White
Crystal
Sapphire
Water Resistance
100

Current Listings

[WTS] 1968 Rose Gold Omega Constellation Pie Pan Ref. 168.004 | Great Condition (Serviced) | $2500

1968 Rose Gold Omega Constellation Pie Pan Ref. 168.004 | Great Condition (Serviced) | $2500

Omega - 168.004 · $2,500
A 1968 Rose Gold Omega Constellation Pie Pan Ref. 168.004, showcasing elegance and precision from late-1960s Swiss watchmaking.

  • Condition: Great condition (serviced)
  • Case size: 36mm
  • Material: Rose Gold
  • Movement type: Automatic
Posted at
Nov 28, 2025, 9:07 PM
Active
[WTS] Omega Constellation 196.0071 (1977) – $200

Omega Constellation 196.0071 (1977) – $200

A vintage Omega Constellation from 1977.

Posted at
Nov 28, 2025, 7:39 AM
Active
[WTS] Demi Gold Omega Constellation Pie Pan Ref. 168.005 with Applied Indices  | Great Condition (Serviced) | $2750

Demi Gold Omega Constellation Pie Pan Ref. 168.005 with Applied Indices | Great Condition (Serviced) | $2750

Omega - 168.005 · $2,750
The Omega Constellation Pie Pan Ref. 168.005 is a quintessential 1960s dress watch that embodies Omega’s pursuit of precision and elegance during the golden age of Swiss watchmaking.

  • Condition: Great (serviced)
  • Movement: Omega Caliber 564
  • Jewels: 24 jewels
  • Case size: 34.5mm diameter
Posted at
Nov 27, 2025, 11:40 PM
Active
[WTS] Omega Constellation 35mm f300 Honey Comb Dial

Omega Constellation 35mm f300 Honey Comb Dial

A rare Omega Constellation with a honeycomb toasted dial and gold crown, featuring a 35mm case size.

  • Condition: Mint
  • Case dimensions: 35mm, 41.5mm lug-to-lug, 19mm lug width
  • Height: 10.8mm
  • Crown material: Gold
Posted at
Nov 27, 2025, 2:58 PM
Active
Omega Constellation Globemaster Master Chronometer

Omega Constellation Globemaster Master Chronometer

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