Omega Constellation Constellation Co-Axial 27 Brushed Stainless Steel / Diamond / Black Stars

Reference 123.15.27.20.01.001

About this watch

The Omega Constellation Co-Axial 27 is a masterpiece of luxury watchmaking. With its brushed stainless steel case and stunning black star dial, it's designed for those who appreciate the finer things in life. The watch features a gem-set bezel with diamonds encircling the case, adding a touch of luxury that's hard to ignore. Its high-performance Omega caliber 8520 movement boasts precision and reliability, with a frequency of 25,200 vibrations per hour and a power reserve of 50 hours. Certified as a chronometer, this watch is a marvel of engineering, reducing friction through its Co-Axial escapement technology. The watch's elegant design makes it perfect for formal events, while the sturdy construction allows it to transition seamlessly into casual settings. Its water resistance of up to 100 meters ensures that you can wear it without worry, whether you're caught in the rain or diving into the pool.
Buy Now on Jomashop
This is an affiliate link
MSRP: $8,600
Market Price: $3,132

Key Features

  • Omega caliber 8520 movement
  • Certified chronometer
  • Co-Axial escapement technology
  • Water resistance up to 100 meters
  • Gem-set bezel with diamonds
  • Brushed stainless steel case
  • Black star dial

Specifications

Brand
Omega
Family
Constellation
Model
Constellation Co-Axial 27 Brushed Stainless Steel / Diamond / Black Stars
Reference
123.15.27.20.01.001
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] [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
Active
[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
Active
[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!

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
Active
[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
Active
[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
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