Omega Constellation Constellation Co-Axial 38 Stainless Steel / Red Gold / Brown

Reference 123.20.38.21.63.001

About this watch

The Omega Constellation Co-Axial 38 is a masterpiece of luxury watchmaking, showcasing exceptional craftsmanship and cutting-edge technology in its unique blend of red gold and stainless steel. The round case measures 38 mm, fitting comfortably on the wrist while exuding modern timeless elegance. The brown dial features gem-set indexes, adding opulence to this stunning design. Omega's superior craftsmanship is evident in every detail, from the high-quality materials used to the scratch-resistant sapphire crystal covering the dial. The Omega caliber 8500 automatic movement boasts a precision of 25,200 vibrations per hour and an impressive 60-hour power reserve, making it a marvel of engineering. The Co-Axial escapement reduces friction between components, enhancing the watch's longevity and accuracy. With water resistance of 100 meters, this timepiece is perfect for daily use while maintaining a luxurious look. Its date function adds everyday usability, making it not just beautiful but also functional. Whether at a formal event or casual day out, this watch complements your style effortlessly, its bracelet designed to provide a snug fit and adaptability crucial for comfort.
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Key Features

  • Omega caliber 8500 automatic movement
  • Scratch-resistant sapphire crystal
  • Co-Axial escapement for enhanced accuracy and longevity

Specifications

Brand
Omega
Family
Constellation
Model
Constellation Co-Axial 38 Stainless Steel / Red Gold / Brown
Reference
123.20.38.21.63.001
Movement
8500
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
38mm
Dial Color
Brown
Crystal
Sapphire
Water Resistance
100

Current Listings

[WTS] Dry or Sweet Manhattan? 2 Omega Constellation Manhattan Day-Dates - The Wallet Friendly Integrated Bracelet Choice!

Dry or Sweet Manhattan? 2 Omega Constellation Manhattan Day-Dates - The Wallet Friendly Integrated Bracelet Choice!

The Omega Constellation Manhattan Day-Date is a fantastic choice for those looking for an integrated bracelet watch. Designed by Carol Didisheim in 1982, this model features a crisp white dial and gold dot markers. The case measures 33MM and has an oversized bezel.

  • Condition: Pre-owned, unpolished with patina
  • Case size: 33MM
  • Bezel size: oversized
  • Bracelet length: stainless: up to 7.5 inches, two tone: just over 7 inches
Posted at
Mar 16, 2026, 9:30 PM
Active
[WTS] PRICE REDUCED! 1966 OMEGA CONSTELLATION

PRICE REDUCED! 1966 OMEGA CONSTELLATION

Omega - 168.005 · $2,500
A modern vintage grail, a 1966 Omega Constellation featuring 'dog leg' lugs and a cross hair dial in original condition. The silver dial remains in superb condition.

  • Condition: UNPOLISHED/UNTOUCHED with minor scratches on the case and caseback
  • Case Diameter: 34mm
  • Case Length: 42.7mm
  • Movement Type: Automatic wind
Posted at
Mar 16, 2026, 6:05 PM
Active
[WTS] 60s Omega Constellation Pie Gold Cap Pan Ref. 168.005 | Dog-leg Lugs | All Original | $2450 (SERVICED)

60s Omega Constellation Pie Gold Cap Pan Ref. 168.005 | Dog-leg Lugs | All Original | $2450 (SERVICED)

Omega - 168.005 · $2,450
This vintage Omega Constellation has a design icon 'Pie Pan' dial with faceted edges and bold applied markers, along with twisted dog-leg lugs and chronometer-rated movement.

  • Condition: Serviced, good condition with some light spotting on the dial
  • Movement Rating: Chronometer-rated
  • Case Condition: Very good condition
  • Diameter: 34mm (diameter)
Posted at
Mar 16, 2026, 9:33 AM
Active
[WTS] Omega Constellation Pie Pan Ref. 168.005 | Great Condition (Serviced) | $2450

Omega Constellation Pie Pan Ref. 168.005 | Great Condition (Serviced) | $2450

Omega - 168.005 · $2,450
The Omega Constellation Pie Pan 168.005 is one of the most iconic dress watches of the 1960s, featuring a stainless steel 34mm case and a silver sunburst dial with applied hour markers.

  • Condition: great condition
  • Case size: 34mm diameter
  • Dial color: silver sunburst
  • Movement type: chronometer-certified automatic
Posted at
Mar 15, 2026, 1:07 AM
Active
[WTS] Omega Constellation Day-Date Quartz • c.1980 Movement Rebuilt

Omega Constellation Day-Date Quartz • c.1980 Movement Rebuilt

A classic Omega Constellation from the 1980s with a day-date display and slim quartz profile, featuring a recent quartz movement overhaul.

  • Condition: Set watch only, case in good vintage condition with wear
  • Movement Status: quartz movement recently overhauled and running properly
  • Case Condition: good vintage condition with wear
Posted at
Mar 14, 2026, 12:40 PM
Active
[WTS] 1962 Omega 18k Solid Gold Constellation 167005 /6 - Cal 551 - Pie Pan - Dog Legs

1962 Omega 18k Solid Gold Constellation 167005 /6 - Cal 551 - Pie Pan - Dog Legs

Omega - 167005/6 · $4,750
This exceptional Omega Constellation features a classic 34mm solid gold case with a stunning gold pie-pan dial and an original calibre 551 movement. The watch has been freshly serviced by our watchmaker and is running reliably.

  • Condition: unpolished, sharp condition retaining factory bevels
  • Case size: 34mm diameter
  • Case material: 18k solid yellow gold
  • Dial condition: original, stunning condition
Posted at
Mar 13, 2026, 7:03 PM
Active
[WTS] Omega Constellation 33mm 18kYG 166052/168033

Omega Constellation 33mm 18kYG 166052/168033

Omega - 166052/168033 · $4,100
A Omega Constellation watch with a 33mm case size, available for sale.

  • Case Diameter: 33mm
  • Lug To Lug: 39mm
  • Lug Width: 19mm
Posted at
Mar 13, 2026, 2:51 PM
Active
[WTS] Omega Constellation Pie Pan Steel Ref. 168.005 | Great Dial, Sharp Case | Dog-leg Lugs | All Original | $2400 (SERVICED)

Omega Constellation Pie Pan Steel Ref. 168.005 | Great Dial, Sharp Case | Dog-leg Lugs | All Original | $2400 (SERVICED)

Omega - 168.005 · $2,400
This vintage Omega Constellation has a 'Pie Pan' dial with faceted edges and bold applied markers, making it a design icon of the mid-century era.

  • Condition: Serviced, excellent condition
  • Case Diameter: 34mm
  • Thickness: ~11mm
  • Lug To Lug: 43.5mm
Posted at
Mar 13, 2026, 12:00 PM
Active
[WTS] Excellent Omega Steel ‘Pie Pan’ Constellation Dog-Legged Lugs Onyx Markers - Ref. 168.005 - Caliber 561 Automatic Date - From 1966 - $2500 Shipped + Duties Covered

Excellent Omega Steel ‘Pie Pan’ Constellation Dog-Legged Lugs Onyx Markers - Ref. 168.005 - Caliber 561 Automatic Date - From 1966 - $2500 Shipped + Duties Covered

Omega - 168.005 · $2,500
This is a classic Omega Constellation 'Pie Pan' in steel with a sunburst dial, running the caliber 561 automatic movement.

  • Condition: Excellent, unpolished and untouched with only light honest marks
  • Movement: Caliber 561 automatic date
  • Case size (excluding crown): 35mm
  • Lug style: Dog-legged lugs
Posted at
Mar 12, 2026, 11:20 AM
Active