Omega Constellation Constellation Co-Axial 27 Brushed Stainless Steel / Black Supernova

Reference 123.10.27.20.51.001

About this watch

The Omega Constellation Co-Axial 27 is a masterpiece of luxury watchmaking, combining sophisticated style with cutting-edge technology. The brushed stainless steel case exudes refined elegance, while the black Supernova finish on the dial creates a mesmerizing visual experience under different lighting conditions. This automatic movement boasts a 50-hour power reserve and operates at 25,200 vibrations per hour, ensuring precision and reliability. With chronometer certification and water resistance up to 100 meters, this watch is both stylish and functional. Its compact size of 27 mm makes it perfect for everyday wear, while its versatility allows it to seamlessly transition from formal to casual occasions. The Omega Constellation Co-Axial 27 is more than just a timepiece - it's a legacy that reflects your style and sophistication.
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Key Features

  • Omega caliber 8520 automatic movement
  • Chronometer-certified accuracy
  • 100-meter water resistance
  • Brushed stainless steel case
  • Black Supernova dial with gem-set indexes
  • Dauphine hands for excellent readability
  • 50-hour power reserve

Specifications

Brand
Omega
Family
Constellation
Model
Constellation Co-Axial 27 Brushed Stainless Steel / Black Supernova
Reference
123.10.27.20.51.001
Movement
8520
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
Stainless Steel 27mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
100

Current Listings

[WTS] Omega Double Eagle Constellation  |  Open Case Back Chronograph  |  Reference 1819.51.91

Omega Double Eagle Constellation | Open Case Back Chronograph | Reference 1819.51.91

a Omega Double Eagle Constellation watch with an open case back chronograph, details to be specified.

  • Case back type: Open Case Back
Posted at
Feb 6, 2026, 2:47 PM
Active
[WTS] Omega Constellation Pie Pan 168.005 w/bracelet | All original | $2500 shipped (SERVICED)

Omega Constellation Pie Pan 168.005 w/bracelet | All original | $2500 shipped (SERVICED)

Omega - 168.005 · $2,500
A classic mid-60s Constellation with an iconic pie-pan dial and stainless steel case, powered by Omega's chronometer-rated Caliber 561.

  • Condition: All original
  • Movement caliber: Cal. 561 Automatic
  • Case material: Stainless Steel
  • Bracelet type: Original Omega bracelet
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Feb 6, 2026, 11:22 AM
Active
[WTS] Mint Omega Gold-Capped Constellation White Sunburst Dial - Ref. 168.018 - Caliber 564 Chronometer Automatic Date - From 1969 - $2300 Shipped, Duties Covered!

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Omega - 168.018 · $2,300
This Omega Constellation features a gold-capped case with a crisp sunburst dial and thick hour markers at the quarters. The watch has a 35mm diameter (excluding the crown) and is powered by an excellent caliber 564 automatic movement with date.

  • Condition: Mint, likely new-old-stock
  • Movement caliber: 564 Chronometer Automatic Date
  • Case dimensions: 35mm diameter excluding crown
  • Lug type: straight lugs
Posted at
Feb 5, 2026, 1:28 PM
Active
[WTS] 1950s Omega Constellation Calendar Chronometer Certified 2943-1SC, 14k bezel, serviced! - $1365 shipped!!

1950s Omega Constellation Calendar Chronometer Certified 2943-1SC, 14k bezel, serviced! - $1365 shipped!!

Omega - 2943-1SC · $1,365
A beautiful vintage Omega Constellation Calendar automatic winding watch, circa 1957, with a 14k solid gold bezel and serviced in 2025.

  • Condition: 9/10
  • Case size: 35mm
  • Caliber: 504 chronometer grade
Posted at
Feb 5, 2026, 7:30 AM
Active
[WTS] Vintage Omega Constellation 168.029 Day Date

Vintage Omega Constellation 168.029 Day Date

Omega - 168.029 · $949
A vintage Omega Constellation from the late 1960s to early 1970s, designed by Gerald Genta, featuring a sharp, unpolished case and an original sunburst dial.

  • Case type: cushion (C-case)
  • Bezel material: 18k white gold
  • Bezel style: fluted
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Feb 2, 2026, 11:01 PM
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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