Omega Constellation Constellation Co-Axial 27 Brushed Yellow Gold / Diamond / Champagne Supernova

Reference 123.55.27.20.58.001

Omega Constellation Co-Axial 27 Brushed Yellow Gold / Diamond / Champagne Supernova

About this watch

The Omega Constellation Co-Axial 27 is a masterful blend of elegance and precision, featuring a brushed yellow gold case, champagne supernova dial, and gem-set bezel adorned with sparkling diamonds. The watch's 27.00 mm diameter and light yet sturdy design make it comfortable for all-day wear. Its automatic movement, Omega caliber 8520, boasts chronometer certification, a power reserve of up to 50 hours, and a frequency of 25200 vibrations per hour. The watch features a sapphire crystal, water resistance of 100 meters, and a date function. This timepiece is perfect for formal occasions, casual outings, and everyday wear, making it a worthy investment for any watch enthusiast.
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Key Features

  • Chronometer certified automatic movement
  • Sapphire crystal for scratch resistance
  • Water resistance up to 100 meters
  • Date function with dauphine hands
  • Gem-set bezel with sparkling diamonds

Specifications

Brand
Omega
Family
Constellation
Model
Constellation Co-Axial 27 Brushed Yellow Gold / Diamond / Champagne Supernova
Reference
123.55.27.20.58.001
Movement
8520
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
27mm
Crystal
Sapphire
Water Resistance
100

Current Listings

[WTS] 1962 Omega Constellation ref. 14777 Chronometer Cal. 531 w/ crosshair dial and BOR braclet - 'Jumbo' 37mm case - $1250 shipped

1962 Omega Constellation ref. 14777 Chronometer Cal. 531 w/ crosshair dial and BOR braclet - 'Jumbo' 37mm case - $1250 shipped

Omega - 14777 · $950
A 1962 Omega Constellation ref. 14777, also known as the 'jumbo' Connie, features a stainless-steel 37mm case and chronometer-rated cal. 561 movement. The watch has a classic look but wears noticeably larger on the wrist.

  • Condition: Pre-owned with signs of wear and past polish
  • Case size: 37mm diameter
  • Bracelet length: 7.75" or below
  • Movement: Cal. 561 automatic chronometer
Posted at
Jan 22, 2026, 4:53 PM
Active
View listing on r/WatchExchange
[WTS] IWC Mark XVIII LPP and Omega Constellation Pie Pan

IWC Mark XVIII LPP and Omega Constellation Pie Pan

IWC - Mark XVIII LPP · $2,900
A IWC Mark XVIII LPP with an aftermarket brown strap is being sold, along with an Omega Constellation Pie Pan.

  • Strap material: leather
  • Omega model: Constellation Pie Pan
Posted at
Jan 20, 2026, 5:57 PM
Active
View listing on r/WatchExchange
[WTS] 1961 Omega Constellation “Jumbo” ref. 14778-61 SC w/ Cal. 551 – 37mm – Serviced Jan 2026 – $2300 shipped & insured

1961 Omega Constellation “Jumbo” ref. 14778-61 SC w/ Cal. 551 – 37mm – Serviced Jan 2026 – $2300 shipped & insured

Omega - 14778-61 SC · $2,300
For sale is an uncommon Omega Constellation ref. 14778-61 SC, the desirable “jumbo” 37mm no-date Connie, in very strong overall condition.

  • Condition: very strong overall condition with a clean, original-looking dial and a freshly serviced Cal. 551
  • Case diameter: 37mm
  • Lug width: 19mm
  • Crystal condition: original plexiglas with a small crack near the edge at 12 o'clock
Posted at
Jan 19, 2026, 7:29 PM
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[WTS] 1970 Omega Constellation “C-Case” ref. 168.045 w/ Cal. 751 – Day-Date Chronometer – Fresh Jan 2026 service – WG fluted bezel – $950 shipped

1970 Omega Constellation “C-Case” ref. 168.045 w/ Cal. 751 – Day-Date Chronometer – Fresh Jan 2026 service – WG fluted bezel – $950 shipped

Omega - 168.045 · $950
1970 Omega Constellation 'C-Case' ref. 168.045, a Day-Date Chronometer with Cal. 751, recently serviced in January 2026.

  • Case material: Steel
  • Movement: Cal. 751
Posted at
Jan 19, 2026, 8:39 AM
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View listing on r/WatchExchange
[WTS] 2025 LNIB Omega Constellation Globemaster 39mm Blue 10/25 Ref# 130.30.39.21.03.001

2025 LNIB Omega Constellation Globemaster 39mm Blue 10/25 Ref# 130.30.39.21.03.001

Omega - 130.30.39.21.03.001 · $5,799
2025 LNIB Omega Constellation Globemaster 39mm Blue with domed Pie Pan blue dial and fluted bezel.

  • Condition: 9.5/10, minor cosmetic imperfections possibly
  • Diameter: 39mm
  • Water resistance: 150m
  • Power reserve: 60 hours
Posted at
Jan 18, 2026, 11:22 AM
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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
Up for sale is an Omega Constellation C Shape reference 168.017 from 1969, featuring a stainless steel case with a 35mm diameter and an off-white dial.

  • Condition: great, with a few hairline scratches
  • Case Size: 35mm diameter
  • Movement: Calibre 564, automatic
Posted at
Jan 18, 2026, 7:52 AM
Active
View listing on r/WatchExchange
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
Active
View listing on RolexForums