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

Reference 123.20.38.21.08.001

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

About this watch

The Omega Constellation Co-Axial 38 (model 123.20.38.21.08.001) is a remarkable timepiece that beautifully blends traditional craftsmanship with modern innovation. Its stunning design, coupled with the impressive caliber 8500 movement, makes it a worthy addition to any watch collection. The combination of stainless steel and yellow gold gives the watch a luxurious feel, while the champagne-colored dial provides a classic look. The in-house caliber 8500 is an automatic movement that features two barrels for an impressive 60 hours of power reserve, making it a reliable choice for daily wear. With its water resistance rating of 100 meters, this watch can withstand various environments. Whether you're looking to invest in your first luxury watch or add a piece to your collection, the Omega Constellation Co-Axial 38 is an excellent choice.
Buy Now on Jomashop
This is an affiliate link
MSRP: $8,850
Market Price: $3,805

Key Features

  • Omega caliber 8500 movement
  • Co-Axial escapement for enhanced accuracy and longevity
  • Yellow gold and stainless steel case for durability and luxurious feel
  • Champagne-colored dial with stick and dot indexes for classic look
  • Dauphine hands for sleek and sophisticated appearance
  • Sapphire crystal glass for scratch resistance
  • Water resistance up to 100 meters
  • Certified chronometer movement

Specifications

Brand
Omega
Family
Constellation
Model
Constellation Co-Axial 38 Stainless Steel / Yellow Gold / Champagne
Reference
123.20.38.21.08.001
Movement
8500
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
38mm
Crystal
Sapphire
Water Resistance
100

Current Listings

[WTS] 1962 OMEGA Constellation Jumbo Two-Tone Piepan Date Ref. 14777 62 SC

1962 OMEGA Constellation Jumbo Two-Tone Piepan Date Ref. 14777 62 SC

Omega - 14777 62 SC · $1,900
A rare 1962 OMEGA Constellation Ref. 14777 62 SC in a Jumbo case, featuring a two-tone crosshair dial and powered by the chronometer-certified Cal. 561 automatic movement.

  • Condition: Pre-owned, showing signs of use
  • Diameter: 37mm
  • Movement Caliber: Cal. 561
  • Service History: Fully serviced in June 2025
Posted at
May 4, 2026, 1:51 AM
Active
View listing on r/WatchExchange
[WTS] 1959 Omega Constellation 14381 Cal. 551 — Crosshair Pie-Pan, Original Ω-Signed Crystal & 12-Notch Crown — $2,795 shipped CONUS

1959 Omega Constellation 14381 Cal. 551 — Crosshair Pie-Pan, Original Ω-Signed Crystal & 12-Notch Crown — $2,795 shipped CONUS

Omega - 14381-7 SC · $2,795
This is a rare 1959 Omega Constellation Chronometer, ref. 14381-7 SC, Cal. 551 automatic watch with an early crosshair pie-pan variant dial and original Ω-signed crystal and crown.

  • Condition: Light surface wear consistent with age
  • Year: 1959
  • Caliber: Omega 551 (base 550)
  • Jewels: 24
Posted at
May 4, 2026, 1:09 AM
Active
View listing on r/WatchExchange
[WTS] Omega Constellation 168.001 "Jumbo" 37MM Gold Capped - $2,400

Omega Constellation 168.001 "Jumbo" 37MM Gold Capped - $2,400

Omega - 168.001 · $2,400
  • Condition: Excellent condition for a watch >60 years old
  • Movement Type: Calibre 561 Automatic Chronometer
  • Case Size: 37MM (~45MM Lug-to-Lug)
  • Lug Width: 19mm
Posted at
May 3, 2026, 12:49 PM
Active
View listing on r/WatchExchange
[WTS] Rare Omega Constellation Pie Pan Ref. 167.005 | Rose Gold Cap | No Date | Cal. 551 Chronometer | Great Condition | All Original | $2800 (SERVICED)

Rare Omega Constellation Pie Pan Ref. 167.005 | Rose Gold Cap | No Date | Cal. 551 Chronometer | Great Condition | All Original | $2800 (SERVICED)

Omega - 167.005 · $2,800
A rare Omega Constellation Pie Pan Ref. 167.005 with a Rose Gold Cap finish and Cal. 551 chronometer-rated movement. This watch features a clean No Date configuration with a silver sunburst dial and multifaceted Rose Gold markers.

  • Condition: Serviced, great condition, all original
  • Movement: Omega Caliber 551 Automatic Chronometer (24 Jewels)
  • Case: 34.5mm Rose Gold Cap over stainless steel
  • Dial: Original silver sunburst Pie Pan (No Date) with Rose Gold indices and hands
Posted at
May 3, 2026, 9:45 AM
Active
View listing on r/WatchExchange
[WTS] Omega Constellation Gold Filled Reference 14902 SERVICED

Omega Constellation Gold Filled Reference 14902 SERVICED

Omega - 14902 · $1,550
A 1966 Omega Constellation Pie Pan with a gold-filled case in good condition, featuring a vintage aesthetic with a 34mm case width.

  • Condition: Good condition with wear and aging on the dial
  • Case width: 34mm
  • Gold filling type: Gold filled
  • Year of manufacture: 1966
Posted at
May 1, 2026, 11:01 AM
Active
View listing on r/WatchExchange
[WTS] Vintage Omega Constellation C-Shape Ref. 168.017- Cal. 564 Automatic

Vintage Omega Constellation C-Shape Ref. 168.017- Cal. 564 Automatic

Omega - 168.017 · $680
A classic vintage Omega Constellation 'C-Shape' designed by Gerald Genta, featuring a stainless steel case and automatic chronometer movement.

  • Condition: Excellent (some scratches on dial)
  • Case size: 35mm
  • Case material: Stainless Steel
Posted at
Apr 30, 2026, 9:02 PM
Active
View listing on r/WatchExchange
[WTS] CHEAP PACKAGE DEAL! Two Omega Constellation Manhattan Day Dates - Stainless & Two Tone

CHEAP PACKAGE DEAL! Two Omega Constellation Manhattan Day Dates - Stainless & Two Tone

Omega - Constellation Manhattan Day Date · $1,750
A pair of Omega Constellation Manhattan Day-Dates in stainless steel and two-tone, featuring crisp white dials, luminescent hands, and gold dot markers. Both watches have 33MM cases with oversized bezels and integrated bracelets, giving them a larger presence on the wrist.

  • Condition: Pre-owned, some age-related wear
  • Case diameter: 33mm
  • Bracelet length: [object Object]
  • Movement: Swiss quartz, quickset date
Posted at
Apr 29, 2026, 9:55 PM
Active
View listing on r/WatchExchange
[WTS] 1960s Omega Constellation Pie Pan Ref. 168.005 | Caliber 561 Chronometer | Sharp Dog-Leg Lugs | Great Condition | All Original | $2500 (SERVICED)

1960s Omega Constellation Pie Pan Ref. 168.005 | Caliber 561 Chronometer | Sharp Dog-Leg Lugs | Great Condition | All Original | $2500 (SERVICED)

Omega - 168.005 · $2,500
A 1960s Omega Constellation Pie Pan watch with a silver sunburst dial, Chronometer-rated Caliber 561 automatic movement and sharp Dog-leg lugs, in excellent condition.

  • Condition: Great Condition | All Original
  • Movement: Serviced Automatic Chronometer-rated Caliber 561
  • Dial: Original Silver Sunburst Pie Pan dial
  • Case: 34.5mm Gold-capped construction, Sharp Dog-leg lugs with defined edges
Posted at
Apr 28, 2026, 9:16 AM
Active
View listing on r/WatchExchange
[WTS] Rare Vintage Omega Constellation “Manhattan” Chronometer ST 368.1075 – Very Nice Condition

Rare Vintage Omega Constellation “Manhattan” Chronometer ST 368.1075 – Very Nice Condition

Omega - ST 368.1075 · $950
A rare vintage Omega Constellation “Manhattan” chronometer ref. ST 368.1075, characterized by its distinctive 'claws' or 'griffes' on the side of the case and an integrated bracelet.

  • Condition: Very nice vintage condition with light signs of honest wear
  • Movement: Automatic self-winding chronometer-certified movement (Omega Caliber 1110.11.40) with a 42-44 hour power reserve, 21 jewels
  • Case diameter: 35mm
  • Thickness: 7.5mm
Posted at
Apr 27, 2026, 8:59 PM
Active
View listing on r/WatchExchange