Omega De Ville De Ville Byzantium Co-Axial 33.4 Co-Axial Stainless Steel / Black

Reference 7801.50.31

Omega De Ville Byzantium Co-Axial 33.4 Co-Axial Stainless Steel / Black

About this watch

The Omega De Ville 7801.50.31 Byzantium Co-Axial watch is a masterpiece of engineering, featuring the remarkable Omega Caliber 2500 automatic movement with co-axial escapement. This innovative system reduces friction between components, enhancing timekeeping precision and longevity. The sleek square shape and bold black dial make a statement, while the stainless steel case provides durability and a luxurious shine. With a water resistance of 50 meters and a comfortable fit, this watch is perfect for both formal events and casual outings. It's an investment that will elevate your style and retain its value over time.

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MSRP: $3,650

Market Price: $1,795

Key Features

Omega Caliber 2500 automatic movement with co-axial escapement
Sleek square shape and bold black dial
Durable stainless steel case with luxurious shine
Water resistance of 50 meters
Comfortable fit and lightweight design
Scratch-resistant sapphire crystal
Certified chronometer for precision timekeeping

Specifications

Brand

Omega

Family

De Ville

Model

De Ville Byzantium Co-Axial 33.4 Co-Axial Stainless Steel / Black

Reference

7801.50.31

Movement

2500

Movement Features

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

Case

Stainless Steel 33.4mm

Dial Color

Black

Crystal

Sapphire

Water Resistance

Current Listings

Omega De Ville Cal.1387 Ref.591.0258 Gold Plated Breaded Ladies Watch With Original Box and papers $299

Omega - Ref.591.0258 · $299

This Omega De Ville Cal.1387 is a ladies watch made of stainless steel, featuring a Quartz movement. It comes with an original box and papers.

Condition: Preowned with little wear, scratches and marks
Case Width: 17.5 mm (without crown)
Case Length: 23mm
Band Type: Leather with Original Omega Buckle

Posted at

May 13, 2026, 12:52 PM

Active

View listing on r/WatchExchange

Vintage Omega De Ville Black Waffle Dial 191.0092 Stainless Steel Watch Boxed $400

Omega - 191.0092 · $400

a vintage Omega De Ville with a black waffle dial and stainless steel case, sold in its original boxed set

Material: stainless steel

Posted at

May 13, 2026, 10:42 AM

Active

View listing on r/WatchExchange

Rare Omega De Ville "Tank" Mechanical 🇨🇭

Omega - De Ville 'Tank' · $750

This Omega De Ville ‘Tank’ is a mechanical hand-wound watch with accurate timekeeping. It features a 25mm case with a lug width of 19mm, thickness of 9mm, and a lug-to-lug length of 32mm.

Condition: Used, signs of use and patina
Case diameter: 25mm
Lug to lug: 32mm
Lug width: 19mm

Posted at

May 11, 2026, 10:46 PM

Active

View listing on r/WatchExchange