Omega Constellation Constellation Co-Axial 31 Red Gold / Snow / Diamond Supernova

Reference 123.55.31.20.55.006

About this watch

The Omega Constellation Co-Axial 31 Red Gold / Snow / Diamond Supernova is a masterpiece of luxury watchmaking, blending exquisite design with cutting-edge technology. Its mother of pearl dial shines with an ethereal glow, while the gem-set indexes add a touch of sparkle that catches the eye. The round case, crafted from 18 Ct red gold, exudes luxury and sophistication, making it a statement piece for any occasion. At its core lies the Omega caliber 8421, an automatic movement featuring the Co-Axial escapement, which enhances accuracy and reduces friction, leading to better performance over time. With a power reserve of 50 hours and a frequency of 25,200 vibrations per hour, this watch is built for performance. It's a chronometer, meaning it has been tested and certified for superior precision—a crucial factor for any serious watch enthusiast. The Constellation Co-Axial 31 also boasts an impressive water resistance of up to 100 meters, making it perfect for swimming or engaging in water sports without worrying about damaging it. Whether you're at a gala or a casual brunch, this watch is sure to turn heads.

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Key Features

Omega caliber 8421 automatic movement
Co-Axial escapement for enhanced accuracy and reduced friction
Chronometer tested and certified for superior precision
Up to 100 meters water resistance
31 mm diameter, suitable for smaller and larger wrists
Red gold case with gem-set bezel and mother of pearl dial
Dauphine hands for easy reading of the time

Specifications

Brand

Omega

Family

Constellation

Model

Constellation Co-Axial 31 Red Gold / Snow / Diamond Supernova

Reference

123.55.31.20.55.006

Movement

8421

Movement Features

Hours, Minutes, Seconds
Chronometer, Co-Axial Escapement

Case

Red Gold 31mm

Dial Color

White

Crystal

Sapphire

Water Resistance

100

Current Listings

Omega Constellation C-Case 168.0056 Rare Navy Blue Dial – $950 OBO

Omega - 168.0056 · $950

This Omega Constellation C-Case features a rare navy blue dial in a classic design, along with an original Cal. 1010 movement and a clean, original navy dial.

Condition: Good shape and ready to wear
Bracelet size: 6.3"
Max bracelet size: 7.5"
Movement: Cal. 1010

Posted at

Oct 30, 2025, 11:07 PM

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[WTS] 1963 Vintage Omega Constellation Ref. 167.005 | No Date | All Original | Freshly Serviced Chronometer Cal 561 | Sharp Unpolished Dog Leg Lugs | Great Vintage Condition | $1830

1963 Vintage Omega Constellation Ref. 167.005 | No Date | All Original | Freshly Serviced Chronometer Cal 561 | Sharp Unpolished Dog Leg Lugs | Great Vintage Condition | $1830

Posted at

Oct 30, 2025, 8:29 AM

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Omega Constellation Pie Pan Demi Gold Ref. 168.005 | Excellent Original Condition (with original straps and buckle, Omega red box & Serviced) | $2950

Posted at

Oct 27, 2025, 11:34 PM

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Omega Constellation 168.054

Posted at

Oct 27, 2025, 12:37 PM

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Omega Constellation 168.046

Posted at

Oct 27, 2025, 12:31 PM

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1961 Omega Constellation (Original Box / Papers

Omega - 14393 · $1,200

This is a 1961 Omega Constellation reference 14393 with a white dome dial and original outer cardboard box. The watch has a 34mm stainless and 14k gold capped case and is powered by an automatic cal 561 movement.

Condition: Very good, with minor wear
Case Size: 34mm
Movement: Omega automatic cal 561

Posted at

Oct 26, 2025, 11:05 PM

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