Omega Constellation Constellation Co-Axial 38 Stainless Steel / Yellow Gold / Grey

Reference 123.20.38.21.06.001

About this watch

The Omega Constellation Co-Axial 38 is a masterpiece of luxury watchmaking, blending exquisite design with exceptional technical prowess. This stunning timepiece boasts an intricate combination of stainless steel and yellow gold, perfectly balanced on the wrist. The sleek grey dial features stick indexes and dot markers for effortless readability, while the automatic movement provides 60 hours of power reserve. Omega's commitment to quality is evident in every detail, from the sapphire crystal case back to the comfortable leather strap. This watch is a testament to the brand's storied history and dedication to innovation, making it a worthy investment for anyone seeking a piece of horological excellence.
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Key Features

  • Omega Caliber 8500 Automatic Movement
  • 60-Hour Power Reserve
  • Sapphire Crystal Case Back
  • Water Resistance: 100 Meters
  • Co-Axial Escapement
  • Stainless Steel and Yellow Gold Construction
  • Grey Dial with Stick Indexes and Dot Markers

Specifications

Brand
Omega
Family
Constellation
Model
Constellation Co-Axial 38 Stainless Steel / Yellow Gold / Grey
Reference
123.20.38.21.06.001
Movement
8500
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
38mm
Dial Color
Grey
Crystal
Sapphire
Water Resistance
100

Current Listings

[WTS] Omega Pie Pan Constellation - Arrowhead Dial

Omega Pie Pan Constellation - Arrowhead Dial

Up for your consideration is this long time grail of mine, a pie pan constellation with the rather uncommon arrowhead dial configuration and gold capped case. Pie pan connies are a must-own watch for every vintage watch collector.

  • Dimensions Diameter: 35mm
  • Lug To Lug: 42.5mm
  • Thickness: 11mm
Posted at
Nov 11, 2025, 4:23 PM
Active
[WTS] 1950s Omega Constellation (Ref. 14381-11) 'Pie Pan'

1950s Omega Constellation (Ref. 14381-11) 'Pie Pan'

Omega - 14381-11 · $2,999
1950s Omega Constellation with a gold sunray 'pie pan' dial, stainless steel case with yellow gold cap.

  • Condition: Very good condition, service history unknown
  • Movement: 551
  • Case material: Stainless steel with yellow gold cap
  • Size: 34mm diameter
Posted at
Nov 11, 2025, 10:34 AM
Active
[WTS] Omega Constellation Day Date - Watch Only - $750 Free 🚢

Omega Constellation Day Date - Watch Only - $750 Free 🚢

A 1980s Omega Constellation Day Date watch with a black dial and steel case, featuring a quartz movement.

  • Dial Material: Black
  • Case Material: Steel
  • Size: 33mm diameter
Posted at
Nov 11, 2025, 8:11 AM
Active
[WTS] 60s Omega Constellation Ref. 168.005 | Pancake Patina Dial | Dog Legs Lugs | All Original Parts | $1680 (SERVICED)

60s Omega Constellation Ref. 168.005 | Pancake Patina Dial | Dog Legs Lugs | All Original Parts | $1680 (SERVICED)

Omega - 168.005 · $1,680
This Omega Constellation 168.005 is a mid-century dress watch with a rich cream dial and crisp applied indices, embodying the quiet elegance of Swiss watchmaking's golden era.

  • Condition: serviced
  • Case Diameter: 34mm
  • Case Thickness: 11mm
  • Lug To Lug Length: 42mm
Posted at
Nov 11, 2025, 7:44 AM
Active
[WTS] Omega Constellation Pie Pan Ref. 168.005 | Excellent Condition (Serviced) | $2500

Omega Constellation Pie Pan Ref. 168.005 | Excellent Condition (Serviced) | $2500

Omega - 168.005 · $2,500
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: Excellent
  • Caliber: Omega Caliber 561
  • Jewels: 24 jewels
  • Chronometer certification: Yes
Posted at
Nov 10, 2025, 10:10 PM
Active
[WTS] Omega Constellation Ref. 168.018 – Newly Serviced + New Crystal – $880 OBO (Shipping Included)

Omega Constellation Ref. 168.018 – Newly Serviced + New Crystal – $880 OBO (Shipping Included)

Omega - 168.018 · $880
A beautiful example of the classic Omega Constellation Automatic Chronometer, reference 168.018, powered by the Caliber 561 movement.

  • Condition: Newly serviced, excellent condition
  • Caliber: Caliber 561
  • Case material: Gold-capped stainless steel
  • Diameter: 34mm
Posted at
Nov 10, 2025, 4:03 PM
Active
[WTS] Omega Constellation Manhattan $499 OBO

Omega Constellation Manhattan $499 OBO

A gorgeous 80s Omega Constellation with a brushed dial and blued hands is being sold at a reduced price.

  • Wrist size limit: 6.25in
  • Bracelet length: short
Posted at
Nov 10, 2025, 2:56 PM
Active
[WTS] Omega Constellation Lady 595.0102 only for 299$ Shipped 🚢

Omega Constellation Lady 595.0102 only for 299$ Shipped 🚢

Omega - 595.0102 · $299
Up for sale is an Omega Constellation Lady ladies watch featuring a stainless steel case with a 22mm case size, clean condition, and quartz movement working perfectly fine.

  • Condition: Good with some hairline scratches on the case and signs of aging on the dial
  • Case size: 22mm diameter
  • Movement type: Quartz
Posted at
Nov 10, 2025, 8:55 AM
Active
[WTS] Omega Constellation Ref 168.106 Cal.751 w/ Signed Beads of Rice Bracelet ($880 Shipped)

Omega Constellation Ref 168.106 Cal.751 w/ Signed Beads of Rice Bracelet ($880 Shipped)

Omega - 168.016 · $880
Up for sale is an Omega Constellation from ~1970, featuring a Cal. 751 movement and a signed beads of rice bracelet.

  • Condition: Service history is unknown, but externally looks good considering its age
  • Movement: Cal.751
  • Case Size: 35mm
  • Bracelet: Signed Beads of Rice bracelet
Posted at
Nov 10, 2025, 1:38 AM
Active