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

Reference 123.20.38.21.63.001

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

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] Omega Constellation Automatic | Stainless Steel and Gold | Reference 1202.30.00

Omega Constellation Automatic | Stainless Steel and Gold | Reference 1202.30.00

Omega - 1202.30.00 · $3,200
The Omega Constellation Automatic features a stunning lattice pattern dial and a thin, flush case for comfortable daily wear.

  • Condition: Excellent Pre-Owned
  • Case size: 35.5MM diameter
  • Serial number date: 1999
Posted at
Apr 20, 2026, 1:51 PM
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[WTS] 1960s Omega Constellation Pie Pan Ref. 167.005 | Symmetrical No-Date Dial | Caliber 551 Chronometer | Great unpolished Condition | All Original | $ 2100 (SERVICED)

1960s Omega Constellation Pie Pan Ref. 167.005 | Symmetrical No-Date Dial | Caliber 551 Chronometer | Great unpolished Condition | All Original | $ 2100 (SERVICED)

Omega - 167.005 · $2,100
A mid-century minimalist watch featuring a rare No-Date configuration and the iconic Pie Pan dial, housing the legendary Caliber 551 movement.

  • Condition: Excellent unpolished condition
  • Movement: Serviced Omega Caliber 551 Automatic (24 Jewels), Chronometer rated
  • Dial: Original Silver Sunburst Pie Pan dial with applied steel markers and hands
  • Case: 34.5mm Stainless Steel construction, 8 stars visible on Observatory caseback
Posted at
Apr 20, 2026, 1:32 PM
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[WTS] 1966 Omega Constellation ref. 168.005 w/ Cal. 561 Serviced – crosshair dome dial – $1450 all-in

1966 Omega Constellation ref. 168.005 w/ Cal. 561 Serviced – crosshair dome dial – $1450 all-in

Omega - 168.005 · $1,450
This is a 1966 Omega Constellation ref. 168.005, featuring an original silver crosshair domed dial and Cal. 561 automatic chronometer movement.

  • Condition: Pre-owned with minor signs of aging
  • Case Size: 34.5mm diameter
  • Crystal Type: Plexiglass
  • Crown Period Correct: No
Posted at
Apr 20, 2026, 9:28 AM
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[WTS] *Rare* Vintage 1960s 168.005 Rose Gold Date Omega Constellation with Vertical Brushed dial- Serviced

*Rare* Vintage 1960s 168.005 Rose Gold Date Omega Constellation with Vertical Brushed dial- Serviced

Omega - 168.005 · $1,200
This vintage Omega Constellation Date features a vertical brushed dial and the Omega 561 Caliber movement, which has been serviced.

  • Condition: good condition
  • Movement caliber: Omega 561
  • Dial finish: vertical brushed
  • Case dimensions: [object Object]
Posted at
Apr 19, 2026, 6:20 PM
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[WTS] Vintage 1960s 168.005 Date Yellow Gold Omega Constellation- Serviced $950

Vintage 1960s 168.005 Date Yellow Gold Omega Constellation- Serviced $950

Omega - 168.005 · $950
  • Condition: Good, some minor cosmetic damage
  • Movement caliber: Omega 565
  • Dial condition: Very good for its age
  • Case dimensions: [object Object]
Posted at
Apr 19, 2026, 6:15 PM
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[WTS] OMEGA Constellations Chronometer certified 167.021, serviced

OMEGA Constellations Chronometer certified 167.021, serviced

OMEGA - 167.021 · $1,300
This is a rare Omega Constellation Chronometer certified model, featuring an ultra-thin design and small size but good wrist presence.

  • Condition: Excellent, with normal signs of wear and used
  • Movement: Cal 712 Automatic 24 Jewels, 19800 beats per hour
  • Dial: Original silver dial and handset
  • Crystal: Acrylic Crystal free from scratches, signed in the center by Omega
Posted at
Apr 19, 2026, 10:26 AM
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[WTS] 1967 Omega Constellation Pie Pan Cal. 564 Ref. 168.005 | Great Condition (Serviced) | $2600

1967 Omega Constellation Pie Pan Cal. 564 Ref. 168.005 | Great Condition (Serviced) | $2600

Omega - 168.005 · $2,600
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: Great serviced condition
  • Case size: 34mm
  • Movement: Omega Calibre 564
  • Jewels: 24
Posted at
Apr 18, 2026, 11:13 PM
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[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 · $999
A rare vintage Omega Constellation “Manhattan” chronometer, a classic example of Omega’s timeless dress-watch design, first introduced in the mid-1980s.

  • Condition: Very nice vintage condition, showing light signs of honest wear
  • Movement: Automatic self-winding chronometer-certified movement, typically the Omega Caliber 1110.11.40 (based on the ETA 2892-2)
  • Diameter: 35mm diameter stainless steel case
  • Bezel: Yellow gold bezel
Posted at
Apr 18, 2026, 9:13 PM
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[WTS] Omega Constellation Pie span Gold Cap 168.005 Great Condition All Original $2400

Omega Constellation Pie span Gold Cap 168.005 Great Condition All Original $2400

Omega - 168.005 · $2,400
A classic early-60s Omega Constellation with an iconic pie-pan dial and clean case, perfectly representing Omega's chronometer design language at its peak.

  • Condition: Great Condition
  • Case material: Gold Cap
  • Movement: Cal. 564 quickset Automatic
Posted at
Apr 18, 2026, 1:45 PM
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