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

Reference 123.20.27.20.55.001

About this watch

The Omega Constellation Co-Axial 27 stands out for its elegant design and advanced technology, combining exquisite craftsmanship with reliable functionality. Its breathtaking design features a diameter of 27.30 mm, crafted from brushed stainless steel and adorned with red gold, exuding luxury. The Mother of Pearl (MOP) Supernova dial reflects light beautifully, creating a captivating play of colors that changes with your movements. One of the standout features is its gem-set indexes, adding an extra touch of luxury. The watch's technical prowess is just as impressive, featuring the Omega caliber 8520 automatic movement, certified chronometer, and water resistance of 100 meters. This watch is built for everyday wear, transitioning seamlessly from the office to a weekend getaway. Its classic analog display with hours, minutes, and seconds hands, alongside a convenient date function, ensures you'll always know the time at a glance. The watch boasts a fixed bezel that maintains its sleek profile while ensuring the crystal is well-protected. Wearing this luxury watch should be comfortable, and the high-quality bracelet perfectly matches its luxurious aesthetic. The clasp is secure yet easy to operate, ensuring the watch sits comfortably on your wrist without any fussy adjustments.
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MSRP: $8,600
Market Price: $4,469

Key Features

  • Omega caliber 8520 automatic movement
  • Certified chronometer
  • Water resistance of 100 meters
  • Mother of Pearl (MOP) Supernova dial
  • Gem-set indexes
  • High-quality bracelet
  • Fixed bezel

Specifications

Brand
Omega
Family
Constellation
Model
Constellation Co-Axial 27 Brushed Stainless Steel / Red Gold / MOP Supernova
Reference
123.20.27.20.55.001
Movement
8520
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
27.3mm
Dial Color
White
Crystal
Sapphire
Water Resistance
100

Current Listings

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A rare Omega Constellation with a honeycomb dial and gold crown, featuring a 35mm case size, 41.5mm lug-to-lug length, and 19mm lug width.

  • Condition: Mint with unknown last service date
  • Diameter: 35mm
  • Lug-to-lug length: 41.5mm
  • Lug width: 19mm
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Aug 23, 2025, 5:08 PM
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[WTS] Omega Constellation 41mm Steel Bracelet Grey Silk Dial 131.12.41.21.06.001 with Cards

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This Omega Constellation features a stainless steel case with a 41mm diameter, a silk embossed rhodium-grey dial, and an integrated stainless steel bracelet. It's a great example of an underrated watch that's impressive for its price point.

  • Condition: Preowned with scratches on the case, bezel and bracelet
  • Case material: Stainless Steel
  • Band material: Integrated Stainless Steel Bracelet
  • Movement type: Co-Axial, Automatic, Mechanical
Posted at
Aug 22, 2025, 8:31 PM
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[WTS] 1973 Omega Constellation ref. 168.0056 – Gold-Capped Case w/ Solid Gold Bezel & Medallion – Cal. 1011 Chronometer – Serviced July 2025 – $950 Shipped

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Omega - 168.0056 · $950
1973 Omega Constellation with a gold-capped case, solid gold bezel, and medallion, powered by Cal. 1011 Chronometer.

  • Caliber: Cal. 1011
  • Chronometer: true
  • Serviced: July 2025
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Aug 21, 2025, 10:16 PM
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[WTS] Omega Constellation Day Date - Watch Only - $799 Free 🚢

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A 1980s Omega Constellation Day Date watch, featuring a black dial and steel case.

  • Year Of Manufacture: 1980s
  • Dial Color: Black
  • Case Size: 33mm diameter
Posted at
Aug 21, 2025, 11:31 AM
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[WTS] 1973 Omega Constellation ref. 168.0059 w/ Cal. 1011 – Green Ombre “Spider Dial” – $820 shipped

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This 1973 Omega Constellation ref. 168.0059 features a clean original green ombre dial, chronometer-rated Cal. 1011 movement, and comes on its original stainless steel bracelet.

  • Case Width: 33mm
  • Case Length: 39.5mm lug-to-lug
  • Diameter: tonneau case design
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Aug 21, 2025, 12:35 AM
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[WTS] 1958 Omega Constellation “Jumbo” ref. 14396 w/ Cal. 505 – 37mm gold-capped case – freshly serviced – $2,200 shipped

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  • Condition: Excellent condition with honest wear on the case
  • Movement caliber: Cal. 505
  • Case size: 37mm diameter
  • Crystal type: Aftermarket plexiglass
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Aug 20, 2025, 7:38 PM
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[WTS] Omega Constellation, automatic. 1502.40

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Omega Constellation, automatic watch for sale. The watch features a classic design and is in good condition.

  • Shipping: Fedex with insurance
  • Global Shipping: yes
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Aug 20, 2025, 5:56 PM
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[WTS] Omega Constellation. Automatic. 1502.30.

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  • Condition: Clean
  • Shipping Method: Fedex with insurance
  • Shipping Countries: globally
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This 1963 Omega Constellation showcases defining characteristics of the line, featuring a non-lume silver dial and an unpolished case with honest wear.

  • Condition: Excellent
  • Movement: 551
  • Case material: Stainless steel
  • Diameter: 34mm
Posted at
Aug 18, 2025, 8:27 PM
Active