Omega Constellation Constellation Co-axial 35 Yellow Gold / Diamond / Diamond Supernova

Reference 123.55.35.20.55.001

About this watch

The Omega Constellation Co-axial 35 Yellow Gold / Diamond / Diamond Supernova is a luxurious timepiece that embodies elegance, precision, and craftsmanship. This stunning watch combines exceptional craftsmanship with a dazzling aesthetic, featuring a radiant yellow gold case, sparkling diamond accents, and a mother-of-pearl dial. The Omega caliber 2403 movement is an evolution of the renowned caliber 2500, specifically designed without a date function for optimal performance. It incorporates a Co-Axial escapement, which significantly reduces friction among the moving parts, leading to improved accuracy and longevity. With a power reserve of approximately 48 hours and a frequency of 25,200 vibrations per hour, this movement is engineered for performance. The chronometer certification guarantees that it meets Omega's strict standards for precision, ensuring your timepiece will keep ticking accurately day in and day out. This watch isn't just a statement; it's an heirloom, a piece of art that showcases the brand's sophistication and elegance. Whether you're wearing it with a casual outfit or a formal dress, this watch elevates your style effortlessly.
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Key Features

  • Omega caliber 2403 movement
  • Co-Axial escapement for improved accuracy and longevity
  • Radiant yellow gold case with diamond accents
  • Mother-of-pearl dial with gem-set indexes
  • Chronometer certification for precision timekeeping
  • Water resistance of up to 100 meters
  • Luxurious yellow gold bracelet

Specifications

Brand
Omega
Family
Constellation
Model
Constellation Co-axial 35 Yellow Gold / Diamond / Diamond Supernova
Reference
123.55.35.20.55.001
Movement
2403
Movement Features
  • Hours, Minutes, Seconds
  • Co-Axial Escapement, Chronometer
Case
Yellow Gold 35mm
Dial Color
White
Crystal
Sapphire
Water Resistance
100

Current Listings

[WTS] Omega Constellation 35mm f300 Honey Comb Dial

Omega Constellation 35mm f300 Honey Comb Dial

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
Posted at
Aug 23, 2025, 5:08 PM
Active
[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

1973 Omega Constellation ref. 168.0056 – Gold-Capped Case w/ Solid Gold Bezel & Medallion – Cal. 1011 Chronometer – Serviced July 2025 – $950 Shipped

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
Posted at
Aug 21, 2025, 10:16 PM
Active
[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
Active
[WTS] 1973 Omega Constellation ref. 168.0059 w/ Cal. 1011 – Green Ombre “Spider Dial” – $820 shipped

1973 Omega Constellation ref. 168.0059 w/ Cal. 1011 – Green Ombre “Spider Dial” – $820 shipped

Omega - 168.0059 · $820
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
Posted at
Aug 21, 2025, 12:35 AM
Active
[WTS] 1958 Omega Constellation “Jumbo” ref. 14396 w/ Cal. 505 – 37mm gold-capped case – freshly serviced – $2,200 shipped

1958 Omega Constellation “Jumbo” ref. 14396 w/ Cal. 505 – 37mm gold-capped case – freshly serviced – $2,200 shipped

Omega - 14396 · $2,200
A 1958 Omega Constellation 'Jumbo' with a 37mm gold-capped case and Cal. 505 movement, freshly serviced in August 2025.

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

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Omega - 1502.40 · $1,150
Omega Constellation, automatic watch for sale. The watch features a classic design and is in good condition.

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

Omega Constellation. Automatic. 1502.30.

Omega - 1502.30 · $1,150
I am putting for sale an Omega Constellation, automatic watch with a clean condition.

  • Condition: Clean
  • Shipping Method: Fedex with insurance
  • Shipping Countries: globally
Posted at
Aug 20, 2025, 5:51 PM
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[WTS] 1963 Omega Constellation (Ref. 167.005)

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Omega - 167.005 · $2,499
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