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

Reference 123.55.27.20.55.001

About this watch

The Omega Constellation Co-Axial 27 is a masterpiece that embodies luxury and elegance. This stunning timepiece boasts an exquisite brushed red gold casing, measuring just 27mm in diameter, tailored for those who favor understated yet luxurious looks. The mother-of-pearl (MOP) dial adds depth with its iridescent quality, changing with the light to create a unique charm that captivates anyone's attention. The gem-set bezel and indexes elevate the watch's luxury quotient, making it a statement piece that shines like a supernova. At its heart lies the Omega caliber 8521 movement, showcasing precision and reliability through its self-winding Co-Axial escapement, reducing friction and enhancing precision. With a power reserve of 50 hours and a frequency of 25,200 vibrations per hour, this watch is engineered for efficiency. It boasts a water resistance of up to 100 meters (or 330 feet), making it suitable for everyday wear, swimming, or water sports without worrying about damage. The supple strap complements the luxurious feel, ensuring comfort and versatility in any occasion.
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Key Features

  • Brushed Red Gold Casing
  • Mother-of-Pearl Dial with Iridescent Quality
  • Gem-Set Bezel and Indexes
  • Omega Caliber 8521 Movement with Co-Axial Escapement
  • Water Resistance up to 100 meters (330 feet)
  • Power Reserve of 50 hours
  • Frequency of 25,200 vibrations per hour

Specifications

Brand
Omega
Family
Constellation
Model
Constellation Co-Axial 27 Brushed Red Gold / Diamond / MOP Supernova
Reference
123.55.27.20.55.001
Movement
8521
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
Red Gold 27mm
Dial Color
White
Crystal
Sapphire
Water Resistance
100

Current Listings

[WTS] 1961 Omega Constellation (Original Box / Papers

1961 Omega Constellation (Original Box / Papers

Omega - 14393 · $1,200
This is a 1961 Omega Constellation reference 14393 with a white dome dial and original outer cardboard box. The watch has a 34mm stainless and 14k gold capped case and is powered by an automatic cal 561 movement.

  • Condition: Very good, with minor wear
  • Case Size: 34mm
  • Movement: Omega automatic cal 561
Posted at
Oct 26, 2025, 11:05 PM
Active
[WTS] Omega Constellation Globemaster

Omega Constellation Globemaster

First timepiece for sale, comes with original box and papers.

  • Case diameter: 39mm
  • Water resistance: 10 ATM (depth rating)
  • Power reserve: 60 hours
Posted at
Oct 26, 2025, 9:05 PM
Active
[WTS] OMEGA Constellation 168.029

OMEGA Constellation 168.029

OMEGA - 168.029 · $1,100
Omega Constellation Day/Date model in excellent working order with original strap and box.

  • Condition: Excellent working order
  • Serviced: 2024
  • Comes With: original strap, box
Posted at
Oct 26, 2025, 3:00 AM
Active
[WTS] Like New Omega Constellation Meteorite Dial

Like New Omega Constellation Meteorite Dial

A brand new Omega Constellation Meteorite Dial in 41mm, purchased from an Omega Boutique and barely used.

  • Condition: Like new, worn once
  • Box papers: Complete with original documentation
  • Bracelet type: Swapped for an Omega leather strap on deployment
Posted at
Oct 25, 2025, 11:40 AM
Active
[WTS] Omega Constellation Lady 595.0102 only for 299$ Shipped 🚢

Omega Constellation Lady 595.0102 only for 299$ Shipped 🚢

Omega - 595.0102 · $299
The Omega Constellation Lady features a stainless steel case with a case size of 22mm, Omega signed crown, and quartz movement.

  • Condition: clean with a few hairline scratches, signs of aging on the dial
  • Case Size: 22mm diameter
  • Movement: Quartz movement
  • Buckle Type: standard steel buckle
Posted at
Oct 25, 2025, 9:05 AM
Active
[WTS] Omega Constellation  41mm – Ref. 131.33.41.21.01.001

Omega Constellation 41mm – Ref. 131.33.41.21.01.001

For sale is a 2019 Omega Constellation Co-Axial Master Chronometer 41mm, featuring a stainless steel case, black ceramic bezel with Roman numerals, and a black dial, powered by Omega’s Caliber 8900 automatic movement. The watch comes on the original black leather strap with stainless steel fold-over clasp.

  • Condition: Excellent
  • Case size: 41mm
  • Material: stainless steel
  • Bezel material: black ceramic
Posted at
Oct 24, 2025, 9:15 PM
Active