Omega Seamaster Planet Ocean Seamaster Planet Ocean 600M Co-Axial 43.5 Master Chronometer Stainless Steel / White / NATO

Reference 215.32.44.21.04.001

Omega Seamaster Planet Ocean 600M Co-Axial 43.5 Master Chronometer Stainless Steel / White / NATO

About this watch

The Omega Seamaster Planet Ocean 600M Co-Axial 43.5 is an exceptional luxury timepiece that embodies precision, elegance, and functionality. Its stunning design features a round stainless steel case measuring 43.5 mm in diameter, paired with a white ceramic dial that exudes a clean and contemporary look. The watch boasts a unidirectional rotating bezel made of durable ceramic, ensuring longevity and scratch resistance. The sapphire crystal provides an unobstructed view of the dial while being resistant to scratches and impacts. At its heart lies the Omega Caliber 8900, an automatic movement that showcases remarkable engineering. This METAS-certified chronometer offers a 60-hour power reserve, featuring a free-sprung balance with a silicon balance spring for enhanced accuracy and performance. With a water resistance rating of 600 meters, this watch is designed for serious divers, making it an ideal choice for those who dare to venture into the unknown.

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Key Features

Omega Caliber 8900 movement
Stainless steel case with white ceramic dial
Unidirectional rotating bezel with durable ceramic
Sapphire crystal for scratch resistance
600 meters water resistance
METAS-certified chronometer

Specifications

Brand

Omega

Family

Seamaster Planet Ocean

Model

Seamaster Planet Ocean 600M Co-Axial 43.5 Master Chronometer Stainless Steel / White / NATO

Reference

215.32.44.21.04.001

Movement

8900

Movement Features

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

Case

Stainless Steel 43.5mm

Dial Color

White

Crystal

Sapphire

Water Resistance

600

Current Listings

Omega Seamaster Planet Ocean 8500 45.5mm 232.30.46.21.01.003 under warranty

Omega - 232.30.46.21.01.003 · $4,500

This Omega Seamaster Planet Ocean 8500 is a high-end watch with a factory warranty valid through November 2027, making it a rare find in such great condition.

Condition: exceptional
Warranty Valid Until: NOV 2027

Posted at

Feb 7, 2026, 1:46 AM

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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

Additional Details: Model: Omega Seamaster Planet Ocean 8500 45.5mm, a 42-45mm watch with various features such as date display and unidirectional rotating bezel.

Condition: great condition
Case Diameter: 45.5mm

Posted at

Feb 7, 2026, 1:26 AM

Active

View listing on r/WatchExchange

Omega Seamaster Planet Ocean Chronograph 45.5mm 232.30.46.51.01.001

Omega - 232.30.46.51.01.001 · $4,500

A Omega Seamaster Planet Ocean Chronograph, featuring a 45.5mm case and various functions.

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

Posted at

Feb 7, 2026, 1:25 AM

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Omega Seamaster Planet Ocean 600M 45.5mm $2,250

Omega - Seamaster Planet Ocean 600M · $2,250

Selling an Omega Seamaster Planet Ocean 600M with excellent timegraphers and little signs of use. It fits a 19cm wrist.

Condition: Excellent condition, freshly polished
Case Size: 45.5mm diameter
Wrist Size Fit: approximately 19cm
Shipping Origin: Singapore

Posted at

Feb 6, 2026, 9:44 PM

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Omega Seamaster Planet Ocean Chronograph 232.90.46.51.03.001 (2020) – Full Set – $5999

Omega - 232.90.46.51.03.001 · $5,999

This Omega Seamaster Planet Ocean Chronograph is a professional-grade dive watch featuring a 600m water resistance rating and an in-house automatic chronograph movement.

Condition: Clean condition, normal wear consistent with careful use
Water Resistance: 600m
Case Size: 45.5mm diameter
Movement: Omega Co-Axial Master Chronometer Caliber 9300 column-wheel chronograph movement

Posted at

Feb 6, 2026, 2:35 PM

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