Omega Constellation Constellation Co-Axial 38 Stainless Steel / Yellow Gold / Silver Slik

Reference 123.20.38.21.02.006

About this watch

When it comes to luxury watches, few brands stand out like Omega. Known for their precision, style, and innovation, Omega has a legacy that dates back to the 19th century. Among their impressive lineup, the Omega Constellation Co-Axial 38 (Model: 123.20.38.21.02.006) combines stunning aesthetics with exceptional mechanical performance. The Omega Constellation series is iconic, often recognized for its classic design and robust engineering. This watch features a blend of stainless steel and yellow gold, which not only enhances its visual appeal but also signifies luxury. With a 38mm diameter, it strikes a perfect balance between being bold yet understated. At the heart of the Constellation Co-Axial 38 is the Omega caliber 8500, a movement that has earned significant respect in the watch community. Introduced in 2007, this automatic movement features a Co-Axial escapement, a technology that enhances precision and reduces friction between components. This means not only better accuracy but also less maintenance over time. As a chronometer, the Omega Constellation Co-Axial 38 has undergone rigorous testing to ensure it meets the high standards set by the Swiss Official Chronometer Testing Institute (COSC). This certification guarantees accuracy within a few seconds per day, making it a reliable companion for anyone who values punctuality. The watch features a date function, water resistance of 100 meters, and an adjustable bracelet for a personalized fit. With its rich history and advanced technology, this watch is sure to become a cherished part of your collection for years to come.
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MSRP: $8,850
Market Price: $3,703

Key Features

  • Omega caliber 8500 automatic movement
  • Co-Axial escapement with enhanced precision and reduced maintenance
  • Chronometer certification from COSC
  • Date function at 3 o'clock
  • 100m water resistance
  • Adjustable bracelet for personalized fit

Specifications

Brand
Omega
Family
Constellation
Model
Constellation Co-Axial 38 Stainless Steel / Yellow Gold / Silver Slik
Reference
123.20.38.21.02.006
Movement
8500
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
38mm
Dial Color
Silver
Crystal
Sapphire
Water Resistance
100

Current Listings

[WTS] Mint Omega Gold-Capped Constellation White Sunburst Dial - Ref. 168.018 - Caliber 564 Chronometer Automatic Date - From 1969 - $2300 Shipped + Duties Covered!

Mint Omega Gold-Capped Constellation White Sunburst Dial - Ref. 168.018 - Caliber 564 Chronometer Automatic Date - From 1969 - $2300 Shipped + Duties Covered!

Omega - 168.018 · $2,300
This Omega Constellation features a gold-capped case design with a sunburst dial and thick hour markers. The watch is in exceptional condition with no flaws, retaining its original brushing and textures.

  • Condition: Mint, new-old-stock
  • Movement: Caliber 564 Chronometer Automatic Date
  • Size: 35mm diameter (excluding the crown)
  • Year: 1969
Posted at
Mar 12, 2026, 11:19 AM
Active
[WTS] 1971 Omega Constellation ref. 168.0056 w/ Cal. 1011 on original Omega brick bracelet – clean original dial – $1,250 shipped

1971 Omega Constellation ref. 168.0056 w/ Cal. 1011 on original Omega brick bracelet – clean original dial – $1,250 shipped

Omega - 168.0056 · $1,250
A vintage Omega Constellation ref. 168.0056 from 1971, powered by the Cal. 1011 automatic movement and featuring a clean original dial, unpolished C-case, and original Omega brick bracelet.

  • Condition: Pre-owned with minor hairline scratches on the case
  • Movement: Omega Cal. 1011 automatic, chronometer-certified
  • Case size: 35mm without crown
  • Lug width: 19mm
Posted at
Mar 12, 2026, 8:42 AM
Active
[WTS] Omega 2852-11-SC — Constellation Chronometer Arrowhead & Flat-Domed Crosshair Dial (1958) — Cal. 505 (Fresh Service) — Original BoR Bracelet — $2,400 Shipped

Omega 2852-11-SC — Constellation Chronometer Arrowhead & Flat-Domed Crosshair Dial (1958) — Cal. 505 (Fresh Service) — Original BoR Bracelet — $2,400 Shipped

Omega - 2852-11-SC · $2,200
This Omega Constellation ref. 2852-11-SC features a classic early Constellation design with an arrowhead dial and is powered by the chronometer-certified Cal. 505 automatic movement. The watch comes on its original beads-of-rice bracelet.

  • Condition: Pre-owned, with honest signs of wear consistent with age
  • Case Size: 34.5mm x 42mm diameter
  • Thickness: 11.5mm
  • Lug Width: 18mm
Posted at
Mar 11, 2026, 10:17 PM
Active
[WTS] Omega Constellation Globemaster Annual Calendar Box & Papers

Omega Constellation Globemaster Annual Calendar Box & Papers

The Omega Constellation Globemaster Annual Calendar features a sunburst grey dial with applied hour markers and a fluted bezel. It is powered by the Co-Axial Master Chronometer Caliber 8922, delivering outstanding precision and resistance to magnetic fields up to 15,000 gauss.

  • Condition: Great pre-owned condition with light signs of careful wear
  • Movement caliber: Co-Axial Master Chronometer Caliber 8922
  • Bracelet material: stainless steel
Posted at
Mar 9, 2026, 9:39 AM
Active
[WTS] Omega Constellation 1961 14k Goldtop Case (Original Box / Papers)

Omega Constellation 1961 14k Goldtop Case (Original Box / Papers)

Omega - 14393 · $1,200
A 1961 Omega Constellation with a white dome dial and 14k gold capped case, presented in its original box and paperwork.

  • Case material: 14k goldtop case (stainless steel and gold capped)
  • Diameter: 34mm
  • Movement: Omega automatic cal 561
Posted at
Mar 8, 2026, 3:30 PM
Active
[WTS] Omega Constellation Globemaster - $4100 shipped

Omega Constellation Globemaster - $4100 shipped

A METAS certified Omega Constellation Globemaster, featuring a 39mm case size and available with two straps.

  • Condition: great working condition
  • Case Size: 39mm
Posted at
Mar 8, 2026, 12:15 AM
Active
[WTS] Omega Constellation Jumbo Ref. 168.001 37mm | Good Condition (Serviced) | $1500

Omega Constellation Jumbo Ref. 168.001 37mm | Good Condition (Serviced) | $1500

Omega - 168.001 · $1,500
The Omega Constellation Jumbo Ref. 168.001 is a vintage watch with a 37mm diameter stainless steel case and a clean, flat dial aesthetic. It features a starburst dial with onyx inserts and dauphine hands, powered by Omega's Caliber 561 automatic movement.

  • Condition: Good, serviced
  • Case diameter: 37mm
  • Lug width: 19mm
Posted at
Mar 6, 2026, 9:32 PM
Active
[WTS] 1968 Omega Constellation ref. 1570001 Cal. 712, 1400$ OBO

1968 Omega Constellation ref. 1570001 Cal. 712, 1400$ OBO

Omega - 1570001 · $1,400
A sleek and uncommon 1968 Omega Constellation ref. 157.0001, featuring an original blue textured dial and matching Omega mesh bracelet.

  • Condition: Excellent
  • Case size: 34.5mm diameter
  • Lug width: 18mm
  • Movement thickness: 3mm
Posted at
Mar 6, 2026, 8:49 PM
Active