Omega Constellation Constellation Co-Axial 38 White Gold / Diamond / Black

Reference 123.55.38.21.51.001

Omega Constellation Co-Axial 38 White Gold / Diamond / Black

About this watch

The Omega Constellation Co-Axial 38 (model 123.55.38.21.51.001) is an epitome of luxury and sophistication, boasting an impeccable design with a white gold case, gem-set bezel, and rich black dial. The watch features a robust automatic movement, the Omega caliber 8501, which boasts precision and innovation, including a Co-Axial escapement that reduces friction and enhances longevity. With a power reserve of approximately 60 hours, this chronometer is reliable and accurate. Its stunning design combines elegance with functionality, making it perfect for everyday wear or formal occasions. The watch displays hours, minutes, seconds, and date, while its Dauphine hands glide smoothly over the dial, providing clear visibility. With a water resistance of up to 100 meters, you can enjoy swimming, snorkeling, or other water activities without worrying about your timepiece. As a statement piece, this Omega Constellation Co-Axial 38 carries with it a legacy of excellence and a promise of reliability, making it a worthy addition to any collection.

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Key Features

White gold case
Gem-set bezel
Automatic movement (Omega caliber 8501)
Co-Axial escapement
Chronometer accuracy
Water resistance up to 100 meters
Dauphine hands

Specifications

Brand

Omega

Family

Constellation

Model

Constellation Co-Axial 38 White Gold / Diamond / Black

Reference

123.55.38.21.51.001

Movement

8501

Movement Features

Hours, Minutes, Seconds
Date
Chronometer, Co-Axial Escapement

Case

White Gold 38mm

Dial Color

Black

Crystal

OMEGA - 167.021 · $1,250

Ultra thin OMEGA Constellation Chronometer certified watch with a small size but good wrist presence.

Condition: Excellent with normal signs of wear and used
Diameter: 33 x 39mm
Thickness: 8mm
Lug width: 19mm

Posted at

Aug 24, 2025, 7:05 AM

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OMEGA Constellation Chronometer certified 168.018 original bracelet, excellent condition

OMEGA - 168.018 · $1,500

This Omega Constellation Chronometer is a certified watch with automatic movement, original silver dial, and stainless steel case in excellent condition.

Condition: excellent
Movement: Cal 564 Automatic
Beats Per Hour: 19800
Jewels: 24

Posted at

Aug 24, 2025, 1:19 AM

Active

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Rare 1959 Omega Constellation Automatic Chronometer Constellation Calendar 14393 | Good Condition (Serviced) | $1800

Omega - 14393 · $1,800

This rare 1959 Omega Constellation Automatic Chronometer Calendar watch features a stainless steel case with a 43mm x 34mm diameter and 11mm thickness, original dial with crosshair design and dauphine hands, and an Omega Caliber 561 automatic movement.

Condition: Good, serviced condition
Case size: 43mm x 34mm
Thickness excluding crown: 11mm
Bracelet length: fits up to 18.5cm (7.2 inches) wrist

Posted at

Aug 23, 2025, 10:43 PM

Active

View listing on r/WatchExchange