Omega Constellation Constellation Co-Axial 27 Brushed Stainless Steel / Yellow Gold / Champagne MOP

Reference 123.20.27.20.57.002

Omega Constellation Co-Axial 27 Brushed Stainless Steel / Yellow Gold / Champagne MOP

About this watch

The Omega Constellation Co-Axial 27 is a stunning luxury watch that embodies the spirit of elegance and sophistication. With its harmonious blend of brushed stainless steel and yellow gold, this watch captures attention without screaming for it. The champagne mother of pearl (MOP) dial adds a touch of luxury, making it perfect for both casual and formal occasions. The Omega caliber 8520 automatic movement boasts precision and reliability, featuring a 50-hour power reserve and accurate timekeeping thanks to its frequency of 25,200 vibrations per hour. This timepiece is equipped with hours, minutes, seconds, and a date function, making it an excellent addition to any wardrobe. Whether you're in a boardroom or at a gala, the Constellation Co-Axial 27 fits seamlessly into any environment. With its gem-set indexes and sapphire glass, this watch is not just a pretty face but also durable and water-resistant up to 100 meters. Wearing the Omega Constellation Co-Axial 27 is an experience in itself, with its weight feeling substantial yet comfortable on the wrist. The smooth movements of the hands across the dial are mesmerizing, almost like a gentle dance. This watch adapts to your style, making it perfect for both casual and formal attire.
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Key Features

  • Omega caliber 8520 automatic movement
  • 50-hour power reserve
  • Sapphire glass for scratch protection
  • Water resistance up to 100 meters
  • Gem-set indexes for added luxury
  • Dauphine hands for classic touch
  • Champagne mother of pearl dial

Specifications

Brand
Omega
Family
Constellation
Model
Constellation Co-Axial 27 Brushed Stainless Steel / Yellow Gold / Champagne MOP
Reference
123.20.27.20.57.002
Movement
8520
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
27mm
Crystal
Sapphire
Water Resistance
100

Current Listings

[WTS] Price Drop! Omega Constellation Pie Pan 1964 – Ref. 168.005 – Dog-Leg Lugs – Serviced 11/2025 – $1925 + shipping OBO

Price Drop! Omega Constellation Pie Pan 1964 – Ref. 168.005 – Dog-Leg Lugs – Serviced 11/2025 – $1925 + shipping OBO

Omega - 168.005 · $1,925
A 1964 Omega Constellation Pie Pan ref. 168.005 featuring the classic dog-leg lugs and cal. 561 movement, serviced in November 2025.

  • Condition: Excellent for its age
  • Movement: cal. 561
  • Dial condition: excellent for its age
  • Lugs: dog-leg
Posted at
Apr 10, 2026, 12:48 PM
Active
View listing on r/WatchExchange
[WTS] Omega Constellation 568.016 Ladies Automatic Chronometer 18K WG Bezel Cal 682 Full Set

Omega Constellation 568.016 Ladies Automatic Chronometer 18K WG Bezel Cal 682 Full Set

Omega - 568.016 · $1,349
This Omega Constellation Automatic Chronometer features a stainless steel case with an 18K solid white gold bezel, silver sunburst dial, and Observatory medallion caseback.

  • Condition: Near-mint
  • Case size: 25mm
  • Lug to lug length: 30mm
  • Movement frequency: 19,800 bph
Posted at
Apr 10, 2026, 1:43 AM
Active
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[WTS] Omega Constellation 14902 SC-61 — Pie Pan Crosshair — Cal. 561 — $1,999 Shipped (Tariff covered)

Omega Constellation 14902 SC-61 — Pie Pan Crosshair — Cal. 561 — $1,999 Shipped (Tariff covered)

Omega - 14902 SC-61 · $1,999
  • Condition: Pre-owned, serviced
  • Case Size: 34.5mm (excluding crown)
  • Lug To Lug: ~42mm
  • Thickness: ~11mm
Posted at
Apr 9, 2026, 2:55 PM
Active
View listing on r/WatchExchange
[WTS] Omega Constellation Ref. 198.0118 Textured Dial – $650

Omega Constellation Ref. 198.0118 Textured Dial – $650

Omega - 198.0118 · $650
  • Condition: fair vintage condition
  • Case size: 34mm (wears larger due to integrated bracelet design)
  • Fits wrist: ~7.5” comfortably
  • Bracelet material: original Omega, 10k gold filled
Posted at
Apr 8, 2026, 3:35 PM
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[WTS] Omega Constellation Pie Pan Crosshair Dial Ref 14393

Omega Constellation Pie Pan Crosshair Dial Ref 14393

Omega - 14393 · $1,950
This Omega Constellation features a Pie Pan Crosshair dial and comes fitted on an Omega beads of rice bracelet. The 35mm case is in good shape with sharp lugs.

  • Condition: some wear, overall great condition, sharp lugs
  • Bracelet: Omega beads of rice bracelet
Posted at
Apr 8, 2026, 11:55 AM
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[WTS] omega constellation 168.005 | original crystal & crown | unpolished

omega constellation 168.005 | original crystal & crown | unpolished

Omega - 168.005 · $2,250
The Omega Constellation is a luxury watch being sold unpolished, retaining its original crystal and crown. It comes with a metal lined presentation box.

  • Condition: unpolished
  • Original crystal & crown: true
  • Shipped: true
Posted at
Apr 8, 2026, 7:29 AM
Active
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[WTS] Omega Constellation Pie Pan 1964 – Ref. 168.005 – Dog-Leg Lugs – Serviced (11/2025) – $1945 + shipping OBO

Omega Constellation Pie Pan 1964 – Ref. 168.005 – Dog-Leg Lugs – Serviced (11/2025) – $1945 + shipping OBO

Omega - 168.005 · $1,945
a 1964 Omega Constellation Pie Pan ref. 168.005 featuring dog-leg lugs and cal. 561 movement, serviced in November 2025.

  • Condition: Excellent for its age
  • Calibre: Cal. 561 movement
  • Year: 1964
  • Movement type: Chronometer-grade
Posted at
Apr 7, 2026, 3:26 PM
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[WTS] (Spiralwinder) Vintage Omega Seamaster and Constellation Display Caseback

(Spiralwinder) Vintage Omega Seamaster and Constellation Display Caseback

· $65
This listing is about a display caseback designed to fit many Omega Seamaster and Constellation watches from the 1960s, made by Spiralwinder.

  • Caseback type: Spiralwinder
  • Compatible models: 1960s Seamasters and Constellations
Posted at
Apr 7, 2026, 1:54 PM
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[WTS] Omega Constellation Pie Pan Cal. 564 Ref. 168.005 | Great Condition (Serviced) | $2600

Omega Constellation Pie Pan Cal. 564 Ref. 168.005 | Great Condition (Serviced) | $2600

Omega - 168.005 · $2,600
The Omega Constellation Pie Pan Ref. 168.005 is a quintessential 1960s dress watch that embodies Omega’s pursuit of precision and elegance during the golden age of Swiss watchmaking.

  • Condition: Great serviced condition
  • Movement: Omega Calibre 564
  • Jewels: 24
Posted at
Apr 6, 2026, 11:13 PM
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