Omega Constellation Constellation Co-Axial 27 Brushed Stainless Steel / Diamond / White MOP

Reference 123.15.27.20.55.003

About this watch

The Omega Constellation Co-Axial 27 is a masterpiece of horology, combining elegance, precision, and style in one stunning package. Founded in 1848, Omega is a name synonymous with quality and innovation, known for their precision and reliability that has graced the wrists of astronauts, world leaders, and even fictional spies. The Constellation series is renowned for its distinctive design and exceptional performance, offering a unique blend of elegance and modernity. With a sleek brushed stainless steel case and luxurious mother-of-pearl dial, this watch is perfect for both formal and casual occasions. At the heart of the Omega 123.15.27.20.55.003 is the automatic Omega caliber 8520 movement, known for its precision and reliability, operating at a frequency of 25,200 vibrations per hour, offering a 50-hour power reserve. With features like hours, minutes, seconds, and date functionality, this watch is built to perform! The Co-Axial escapement reduces friction between components, improving the long-term accuracy of the watch. Plus, being a chronometer means that this watch has passed rigorous tests for precision. The Omega Constellation Co-Axial 27 comes with a stainless steel bracelet that complements the case beautifully, designed for comfort and style. Its elegant design pairs beautifully with a cocktail dress or tailored suit, but it also looks fantastic with simple tee and jeans.
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MSRP: $10,000
Market Price: $3,155

Key Features

  • Automatic Omega caliber 8520 movement
  • Chronometer accuracy
  • 100m water resistance
  • Mother-of-pearl dial
  • Gem-set bezel
  • Stainless steel case
  • Co-Axial escapement

Specifications

Brand
Omega
Family
Constellation
Model
Constellation Co-Axial 27 Brushed Stainless Steel / Diamond / White MOP
Reference
123.15.27.20.55.003
Movement
8520
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
Stainless Steel 27mm
Dial Color
White
Crystal
Sapphire
Water Resistance
100

Current Listings

[WTS] Pair O’ Omega Constellation Manhattans - Stainless & Two Tone Wallet Friendly Day Dates!

Pair O’ Omega Constellation Manhattans - Stainless & Two Tone Wallet Friendly Day Dates!

The Omega Constellation Manhattan Day-Date is a fantastic choice for those after a small, thin, and complicated watch with integrated bracelets. It was designed by Carol Didisheim in 1982 and features a crisp white dial with luminescent hands and gold dot markers.

  • Condition: Pre-owned, small age-related wear throughout
  • Case Size: 33MM
  • Bracelet Length Stainless: up to 7.5 inches
  • Bracelet Length Two Tone: just over 7 inches
Posted at
Mar 30, 2026, 9:42 PM
Active
[WTS] Omega Constellation Pie Pan 35mm Vintage Automatic Dog Leg 2852 168.005 Two Tone Watch - $1250 SHIPPED

Omega Constellation Pie Pan 35mm Vintage Automatic Dog Leg 2852 168.005 Two Tone Watch - $1250 SHIPPED

Omega - 2852-1 · $1,250
This Omega Constellation Pie Pan watch is a classic, elegant, and beautiful timepiece with an original untouched dial and two-tone variant. It features sharp angular lugs known as 'dog leg' and has been serviced in the past to keep accurate time.

  • Condition: pre-owned
  • Diameter: 35mm
  • Lug width: 18mm
  • Strap material: red leather
Posted at
Mar 30, 2026, 8:10 PM
Active
[WTS] Omega Constellation. Automatic. Cushion case. Gorgeous champagne dial.

Omega Constellation. Automatic. Cushion case. Gorgeous champagne dial.

Omega · $895
This Omega Constellation features a cushion case and champagne dial, making it a gorgeous addition to any watch collection.

  • Case shape: cushion case
  • Dial color: champagne dial
Posted at
Mar 30, 2026, 7:29 PM
Active
[WTS] Omega Constellation. Double Eagle. $1350 only !!

Omega Constellation. Double Eagle. $1350 only !!

A Omega Constellation Double Eagle, in good condition, suitable for everyday use.

  • Condition: Good daily wear
  • Lume quality: nice
  • Case size: 38/39mm
  • Shipping method: Fedex with insurance
Posted at
Mar 30, 2026, 6:30 PM
Active
[WTS] 1959 Omega Constellation ref. 14393 gold capped w/ Cal. 561 – crosshair dial – $1575 shipped

1959 Omega Constellation ref. 14393 gold capped w/ Cal. 561 – crosshair dial – $1575 shipped

Omega - 14393 · $1,575
1959 Omega Constellation ref. 14393 with chronometer-grade Cal. 561 automatic movement, clean original sunburst crosshair dial, and a very honest overall presentation.

  • Condition: Excellent with honest presentation
  • Movement: Cal. 561 automatic movement
  • Dial: Original sunburst crosshair dial
  • Service: Freshly serviced in March 2026
Posted at
Mar 30, 2026, 12:58 PM
Active
[WTS] Omega Constellation 1542.30

Omega Constellation 1542.30

Omega - 1542.30 · $1,300
A pre-owned Omega Constellation 1542.30 in great shape with all functions working correctly, featuring a clear crystal and a well-maintained bracelet.

  • Condition: great shape with minor scuffing on the bracelet
  • Crystal clarity: clear
  • Bracelet stretch: little to no stretch
Posted at
Mar 30, 2026, 10:08 AM
Active
[WTS] Omega Constellation Day-Date Ref. 396.1080 Two-Tone

Omega Constellation Day-Date Ref. 396.1080 Two-Tone

Omega - 396.1080 · $1,000
The Manhattan-era Constellation is a cleaner quartz watch design from the late 1980s, featuring a steel case, 18k yellow gold bezel, black Roman numerals, gold-accented integrated bracelet, and a white dial showing day and date via two independent subdials.

  • Condition: Good with expected light wear to the bracelet and case
  • Case Diameter: 33mm
  • Bezel Material: 18k yellow gold
  • Crystal Type: Sapphire
Posted at
Mar 29, 2026, 3:25 PM
Active
[WTS] Omega Constellation 168.027 1968 "Linen dial" with white gold bezel

Omega Constellation 168.027 1968 "Linen dial" with white gold bezel

Omega - 168.027 · $1,350
A used 1968 Omega Constellation featuring an automatic caliber 564 movement with a quickset date and a beautiful linen dial.

  • Condition: 7.5/10
  • Movement: caliber 564
  • Case condition: slight marks on the dial visible under strong artificial light
Posted at
Mar 29, 2026, 12:57 PM
Active
[WTS] 1959 Omega Constellation patina Pie Pan dial ref. 14381 with original bracelet!! Serviced!! - $1890 shipped!

1959 Omega Constellation patina Pie Pan dial ref. 14381 with original bracelet!! Serviced!! - $1890 shipped!

Omega - 14381 · $1,890
This vintage Omega Constellation Pie Pan automatic watch features a beautiful patina dial, rose gold hands and indices, and an original stainless steel case with genuine Omega bracelet. The watch has been serviced and keeps good time.

  • Condition: 9/10
  • Case size: 34.5mm
  • Movement caliber: 551
  • Bracelet type: Original Omega bracelet
Posted at
Mar 29, 2026, 10:57 AM
Active