Omega Seamaster Planet Ocean Seamaster Planet Ocean 600M Co-Axial 43.5 Master Chronometer Titanium / Grey / Bracelet

Reference 215.90.44.21.99.001

Omega Seamaster Planet Ocean 600M Co-Axial 43.5 Master Chronometer Titanium / Grey / Bracelet

About this watch

The Omega Seamaster Planet Ocean 215.90.44.21.99.001 is a luxurious dive watch that combines style, functionality, and cutting-edge technology. Its 43.5 mm round case crafted from lightweight titanium enhances durability and adds a modern touch to its appearance. The grey color of the case complements the deep oceanic tones of the watch face, creating a sophisticated look that stands out without being overly flashy. The dial is a masterpiece in itself, showcasing a mix of indexes that enhance readability while adding depth to the design. The arrow-shaped hands are not only stylish but also functional, ensuring you can read the time with ease even in low light conditions. One of the standout features of this watch is its sapphire crystal glass, which is scratch-resistant and ensures maximum clarity. The Omega caliber 8900 automatic movement boasts a host of impressive features, including METAS certification, magnetic resistance, and a power reserve of 60 hours. This watch is built to handle the pressure of the deep, with an incredible water resistance of up to 600 meters. Whether you're snorkeling, scuba diving, or simply enjoying a swim, this watch is a trustworthy companion for your underwater adventures. Its versatile design makes it suitable for both formal events and casual outings, and its lightweight titanium construction ensures comfort even during extended wear.

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MSRP: $9,200

Market Price: $5,635

Key Features

43.5 mm round case made from lightweight titanium
Sapphire crystal glass with scratch-resistant coating
Omega caliber 8900 automatic movement with METAS certification and magnetic resistance
60-hour power reserve
600m water resistance
Lightweight titanium construction for comfort and durability
Versatile design suitable for formal events and casual outings

Specifications

Brand

Omega

Family

Seamaster Planet Ocean

Model

Seamaster Planet Ocean 600M Co-Axial 43.5 Master Chronometer Titanium / Grey / Bracelet

Reference

215.90.44.21.99.001

Movement

8900

Movement Features

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

Case

43.5mm

Dial Color

Grey

Crystal

Sapphire

Water Resistance

600

Current Listings

Omega Seamaster Planet Ocean Chronograph 45.5mm 232.30.46.51.01.001

Omega - 232.30.46.51.01.001 · $4,500

This Omega Seamaster Planet Ocean Chronograph is a 45.5mm watch, featuring a chronograph function.

Condition: Excellent condition and full set
Case diameter: 45.5mm

Posted at

May 16, 2026, 10:09 PM

Active

View listing on r/WatchExchange

Omega Seamaster Planet Ocean 45.5mm 232.32.46.21.01.005

Omega - 232.32.46.21.01.005 · $4,500

A Omega Seamaster Planet Ocean watch with a 45.5mm case size, featuring the 8500 movement.

Condition: great condition
Case size: 45.5mm diameter
Movement: 8500

Posted at

May 16, 2026, 10:07 PM

Active

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Omega Seamaster Planet Ocean Titanium 232.90.46.21.03.001 45.5mm

Omega - 232.90.46.21.03.001 · $4,600

This Omega Seamaster Planet Ocean 232.90.46.21.03.001 is a titanium model with a 45.5mm case size.

Condition: Excellent condition
Case size: 45.5mm diameter

Posted at

May 16, 2026, 10:03 PM

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[US] Omega Seamaster Planet Ocean Chrono 600m - Black Dial - 45.5mm - 215.30.46.51.01.001 - Full Set

Omega - 215.30.46.51.01.001 · $6,550

This Omega Seamaster Planet Ocean Chrono features a black dial, 45.5mm case and 600m water resistance.

Condition: Fantastic with minor hairlines
Case Size: 45.5mm diameter
Depth Rating: 600m

Posted at

May 16, 2026, 3:10 PM

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Omega Seamaster Planet Ocean GMT Titanium 232.92.44.22.03.001 43.5mm under warranty

Omega - 232.92.44.22.03.001 · $5,200

This Omega Seamaster Planet Ocean GMT Titanium is a 43.5mm watch with factory warranty valid through AUG 2027.

Condition: Excellent condition
Model: Seamaster Planet Ocean GMT Titanium
Size: 43.5mm diameter

Posted at

May 16, 2026, 12:57 PM

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Omega Seamaster Planet Ocean 8500 Orange🍊 45.5mm 232.32.46.21.01.001

Omega - 232.32.46.21.01.001 · $4,500

This listing is for an Omega Seamaster Planet Ocean 8500, a watch with a 45.5mm case size.

Condition: Great
Case Diameter: 45.5mm

Posted at

May 16, 2026, 12:54 PM

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Omega Seamaster Planet Ocean 8500 232.30.46.21.01.001 45.5mm

Omega - 232.30.46.21.01.001 · $4,500

This Omega Seamaster Planet Ocean 8500 features a 45.5mm case size and is available for sale in excellent condition, complete with all original accessories.

Condition: Excellent condition
Size: 45.5mm diameter
Case material: unknown

Posted at

May 15, 2026, 2:44 PM

Active

View listing on r/WatchExchange