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

Reference 123.20.27.20.55.003

About this watch

Welcome to the world of luxury watches, where craftsmanship meets elegance. Today, we're diving deep into the Omega Constellation Co-Axial 27, specifically the model 123.20.27.20.55.003. This exquisite timepiece combines the finest materials with innovative technology, making it a must-have for collectors and enthusiasts alike. So, buckle up as we explore every intricate detail of this stunning watch! Omega is not just a brand; it's a legacy. Founded in 1848, Omega has become synonymous with precision and luxury. Known for its rich history of innovation, including being the official timekeeper of the Olympic Games, Omega stands at the pinnacle of Swiss watchmaking. With each piece, they blend tradition with modern design, and the Constellation series is a perfect example of this philosophy. The Co-Axial 27 is a tribute to this heritage, featuring a blend of traditional craftsmanship and cutting-edge technology. The brushed stainless steel and yellow gold combination creates a stunning visual contrast, embodying sophistication and style. One of the standout features of this watch is its breathtaking mother of pearl (MOP) dial. The iridescent quality of MOP adds a unique flair, catching the light in a way that changes with every movement. Each time you glance at the watch, you'll notice different hues of white, making it a captivating piece.
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Key Features

  • Omega caliber 8520 automatic movement
  • Co-Axial escapement for reduced friction and improved precision
  • 100m water resistance for swimming and snorkeling
  • Mother of pearl (MOP) dial with iridescent quality
  • Gem-set indexes on the dial for added elegance
  • Certified chronometer by COSC, ensuring exceptional timing accuracy
  • Durable materials resistant to scratches and tarnishing

Specifications

Brand
Omega
Family
Constellation
Model
Constellation Co-Axial 27 Brushed Stainless Steel / Yellow Gold / MOP
Reference
123.20.27.20.55.003
Movement
8520
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
27mm
Dial Color
White
Crystal
Sapphire
Water Resistance
100

Current Listings

[WTS] Omega Constellation 191.0010 Mesh Bracelet only for 475$ Shipped 🚢 Via FedEx

Omega Constellation 191.0010 Mesh Bracelet only for 475$ Shipped 🚢 Via FedEx

Omega - 191.0010 · $475
Up for sale is an Omega Constellation reference 191.0010 featuring a stainless steel case with a 33mm diameter.

  • Condition: good, a few hairline scratches
  • Case size: 33mm diameter
  • Bracelet type: Mesh
  • Movement: Quartz, Calibre 1390
Posted at
Jun 4, 2025, 9:34 AM
Active
[WTS] Omega Constellation. Automatic. Champagne Dial. $925

Omega Constellation. Automatic. Champagne Dial. $925

Omega - Constellation · $925
A champagne dial Omega Constellation automatic watch with AM strap, available for sale.

  • Dial color: champagne
Posted at
Jun 3, 2025, 9:24 PM
Active
Omega Constellation Men's 1502.30.00, Silver Dial, 35.5 mm, Papers, Automatic

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Omega - 1502.30.00 / 1502.30 · $1,195.001
This is a Omega Constellation Men's watch with a silver dial, 35.5 mm case size, and automatic movement.

  • Condition: Good condition case, small nick at the edge, some scuffs and light scratches
  • Case Size Diameter: 35.5mm
  • Thickness: 11.5mm
  • Water Resistance: 50m / 165ft
Posted at
Jun 3, 2025, 1:55 AM
Active
[WTS] Mint condition Omega Constellation Ref. 398.0856, a COSC-certified quartz chronometer 35mm - $550

Mint condition Omega Constellation Ref. 398.0856, a COSC-certified quartz chronometer 35mm - $550

Omega - 398.0856 · $550
This Omega Constellation Ref. 398.0856 is a COSC-certified quartz chronometer from the 1980s, featuring classic styling and high-precision movement.

  • Condition: Excellent vintage condition
  • Case Size: 35mm x 39mm
  • Movement: COSC-certified quartz (Caliber 1343)
  • Dial Color: Silver with applied indices and date window
Posted at
Jun 3, 2025, 1:44 AM
Active
Omega Constellation Men's Diamond dial 50th Anniversary 1504.35.00, 41 mm, Automatic

Omega Constellation Men's Diamond dial 50th Anniversary 1504.35.00, 41 mm, Automatic

Omega - 1504.35.00 · $1,995.002
This Omega Constellation Men's Diamond dial 50th Anniversary watch features a silver anniversary dial and is powered by the Calibre Omega 1120 movement with a power reserve of 44 hours. The watch has a water-resistant rating of 5 bar / 50 metres / 165 feet.

  • Condition: Very Good condition case, In very excellent condition
  • Case Size Diameter: 35.5 mm
  • Thickness: 11.5 mm
  • Between Lugs: 20 mm
Posted at
Jun 2, 2025, 11:47 PM
Active
[WTS] Mint condition Omega Constellation Ref. 398.0856, a COSC-certified quartz chronometer for $550 Shipped

Mint condition Omega Constellation Ref. 398.0856, a COSC-certified quartz chronometer for $550 Shipped

Omega - 398.0856 · $5,500
A COSC-certified quartz chronometer with classic styling and high-precision movement from the 1980s.

  • Condition: Excellent vintage condition
  • Movement: Omega Caliber 1343 – COSC-certified quartz
  • Case size: 32mm x 35mm
  • Material: Stainless steel
Posted at
Jun 2, 2025, 8:45 PM
Active
[WTS] Omega Constellation 35mm f300 Honey Comb Dial

Omega Constellation 35mm f300 Honey Comb Dial

A rare Omega Constellation with a honeycomb toasted dial and gold crown, featuring a 35mm case size and black ostrich strap.

  • Condition: Mint
  • Case dimensions: 41.5mm lug-to-lug, 19mm lug width, 10.8mm height
  • Dial type: Honeycomb toasted dial
Posted at
Jun 1, 2025, 6:21 PM
Active
[WTS] ‼️‼️Reduced‼️‼️ Omega Constellation 1502.30.00 Co-axial Chronometer (double eagle) 38mm - 1485$

‼️‼️Reduced‼️‼️ Omega Constellation 1502.30.00 Co-axial Chronometer (double eagle) 38mm - 1485$

Omega - 1502.30.00 · $1,485
a 38mm Omega Constellation 1502.30.00 Co-axial Chronometer with a double eagle design.

  • Water resistance: 30m
Posted at
Jun 1, 2025, 12:17 PM
Active
[WTS] 1970's Vintage Omega C-shape constellation, gold capped 168.0057

1970's Vintage Omega C-shape constellation, gold capped 168.0057

Omega - 168.0057 · $700
A vintage Omega Constellation C-shaped gold capped chronometer from the 1970s, featuring an automatic movement and a 35mm gold capped stainless steel case.

  • Condition: pre-owned (overhauled)
  • Movement: Omega Caliber 1021
  • Functions: quick set day-date
  • Case size: 35mm diameter (gold capped stainless steel)
Posted at
Jun 1, 2025, 6:24 AM
Active