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

Reference 123.55.27.20.57.001

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

About this watch

The Omega Constellation Co-Axial 27 represents a perfect fusion of elegance, functionality, and innovative technology. With its brushed red gold case, gem-set bezel, and brown mother-of-pearl dial, this watch is designed to captivate attention. At the heart of this watch is the Omega caliber 8521 movement, known for its reliability and precision. It features a self-winding mechanism with a Co-Axial escapement, which enhances the watch’s accuracy while reducing friction. The Omega Constellation Co-Axial 27 boasts an impressive water resistance of up to 100 meters, protected by a sapphire crystal. This makes it suitable for swimming and snorkeling, although it’s advisable to avoid diving. With a power reserve of 50 hours and a frequency of 25,200 vibrations per hour, this watch is engineered for performance.
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MSRP: $26,800
Market Price: $11,814

Key Features

  • Brushed red gold case
  • Gem-set bezel with diamonds
  • Brown mother-of-pearl dial
  • Omega caliber 8521 movement
  • Co-Axial escapement
  • Sapphire crystal protection
  • 100m water resistance

Specifications

Brand
Omega
Family
Constellation
Model
Constellation Co-Axial 27 Brushed Red Gold / Diamond / Brown MOP
Reference
123.55.27.20.57.001
Movement
8521
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
Red Gold 27mm
Dial Color
Brown
Crystal
Sapphire
Water Resistance
100

Current Listings

[WTS] [WW] Omega Omega Constellation Ladies 24mm MOP

[WW] Omega Omega Constellation Ladies 24mm MOP

Omega - 6563-875 · $700
The Omega Constellation Ladies watch features a stainless steel case with a mother-of-pearl dial. It has a quartz movement for accurate timekeeping and comes with its original box and papers.

  • Condition: Good - shows signs of wear (scratches on bracelet and bezel, also there are dents on the back case)
  • Case Material: Stainless Steel
  • Movement: Quartz
  • Bracelet Length: 180mm (approx.)
Posted at
Jan 6, 2026, 3:13 PM
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[WTS] Omega Constellation 18k gold price: 1350 euro

Omega Constellation 18k gold price: 1350 euro

Omega - Constellation · $1,350
Posted at
Jan 6, 2026, 10:34 AM
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[WTS] Omega Constellation 168.017 (1966)

Omega Constellation 168.017 (1966)

Omega - 168.017 · $900
This Omega Constellation is a beautiful example from 1966 with an original dial and hands.

  • Condition: Good condition overall
  • Movement: Cal. 561
  • Bracelet: Genuine Omega 518 brick
Posted at
Jan 6, 2026, 10:25 AM
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[WTS] OMEGA Constellation Ref. 123.20.35.20.06.001 Yellow Gold Two-Tone - COMPLETE SET!

OMEGA Constellation Ref. 123.20.35.20.06.001 Yellow Gold Two-Tone - COMPLETE SET!

OMEGA - 123.20.35.20.06.001 · $3,250
The OMEGA Constellation Ref. 123.20.35.20.06.001 features a distinctive stainless steel and yellow gold case with Roman numeral-engraved bezel, a captivating grey dial with date window at 3 o'clock, and an integrated yellow gold and stainless steel bracelet.

  • Condition: VERY GOOD with some light scratches on the bracelet
  • Case material: yellow gold and stainless steel
  • Bracelet size: ~7"
  • Bracelet condition: pre-sized
Posted at
Jan 3, 2026, 5:15 AM
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[WTS] Omega Constellation 18K Rose Gold Silver Pie Pan Dial 1960

Omega Constellation 18K Rose Gold Silver Pie Pan Dial 1960

Omega - 14393 · $5,575
A rare and highly desirable 1960s Omega Constellation Ref. 14393 in 18K rose gold, featuring a silver pie-pan dial and 34mm case size.

  • Case size: 34mm
  • Year of production: 1960s
  • Case material: 18K rose gold
Posted at
Jan 1, 2026, 7:47 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
The Omega Constellation C Shape features a stainless steel 35mm case, off white dial, and automatic calibre 564 movement.

  • Condition: great, no major dents or scratches
  • Case Size: 35mm diameter
  • Movement: calibre 564 automatic
Posted at
Dec 30, 2025, 9:33 AM
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Omega Constellation Globemaster Master Chronometer

Omega Constellation Globemaster Master Chronometer

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
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View listing on RolexForums