Omega Seamaster Planet Ocean Seamaster Planet Ocean 600M Co-Axial 45.5 Stainless Steel / Black / Rubber

Reference 2900.50.81

Omega Seamaster Planet Ocean 600M Co-Axial 45.5 Stainless Steel / Black / Rubber

About this watch

The Omega Seamaster Planet Ocean 600M Co-Axial 2900.50.81 is a masterpiece of Swiss craftsmanship, embodying the essence of diving heritage and luxury. This watch boasts an impressive water resistance of up to 600 meters, making it perfect for professional divers and those who enjoy aquatic sports. The bold design features a black dial with mixed indexes, creating a striking contrast against the stainless steel case. The rotating bezel, marked from 0 to 60, allows divers to track their immersion time accurately. At the heart of this watch is the Omega caliber 2500 movement, a marvel of engineering that offers a power reserve of up to 48 hours and a frequency rate of 25,200 vibrations per hour. With its Co-Axial escapement, this movement reduces friction between parts and enhances precision. The Seamaster Planet Ocean is a certified chronometer, undergoing rigorous testing to ensure its accuracy. Whether you're diving into the ocean or attending a formal event, this watch adapts seamlessly to any occasion. Its simple yet effective layout makes reading the time a breeze, while the luminous hands ensure readability in low-light conditions.

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MSRP: $4,400

Market Price: $3,328

Key Features

Omega caliber 2500 movement
600 meters water resistance
Stainless steel case with rotating bezel
Sapphire glass for scratch resistance
Black dial with mixed indexes and luminous hands
45.5 mm diameter for a robust presence on the wrist
Co-Axial escapement for reduced friction and enhanced precision

Specifications

Brand

Omega

Family

Seamaster Planet Ocean

Model

Seamaster Planet Ocean 600M Co-Axial 45.5 Stainless Steel / Black / Rubber

Reference

2900.50.81

Movement

2500

Movement Features

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

Case

Stainless Steel 45.5mm

Dial Color

Black

Crystal

Sapphire

Water Resistance

600

Current Listings

[US] Omega Seamaster Planet Ocean 600m - Black Dial - 45.5mm - 232.30.46.21.01.001 - Full Set

Omega - 232.30.46.21.01.001 · $4,350

This Omega Seamaster Planet Ocean 600m is a high-end diver's watch with a black dial and 45.5mm diameter.

Condition: Fantastic with minor hairlines on case, clasp, or bracelet
Case Size: 45.5mm diameter
Water Resistance: 600m

Posted at

May 28, 2026, 7:04 AM

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Omega Seamaster Planet Ocean 600M Ultra Deep | Complete set + more

Omega - 215.30.46.21.03.001 · $8,250

This Omega Seamaster Planet Ocean 600M Ultra Deep is a high-end dive watch featuring excellent craftsmanship and attention to detail, with a sleek design and robust build.

Condition: Excellent, sparingly worn
Shipping: fully insured FedEx Overnight Priority shipping

Posted at

May 27, 2026, 7:27 PM

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Omega Seamaster Planet Ocean 42mm

Omega - 2201.51.00 · $3,500

A 42mm Omega Seamaster Planet Ocean 600m with a 2500 movement, seahorse caseback, and stainless steel bracelet, suitable for both casual and formal wear.

Movement: Calibre 2500
Case thickness: 13mm
Diameter: 42mm

Posted at

May 27, 2026, 4:53 PM

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Omega Seamaster Planet Ocean 600M "SKYFALL" 42mm 232.30.42.21.01.001 | Fresh Service, Fullset | $3,599 Shipped

The Omega Seamaster Planet Ocean 600M 'SKYFALL' is a 42mm watch featuring the in-house Co-Axial Cal. 8500 and clean, symmetrical no-date style proportions. It's the same model worn by Daniel Craig in Skyfall.

Posted at

May 26, 2026, 10:29 AM

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Omega Seamaster Planet Ocean 600M 42mm | 232.30.42.21.01.003 | 2023 Full Set

Omega - 232.30.42.21.01.003 · $3,950

This Omega Seamaster Planet Ocean 600M features the in-house Omega Co-Axial Caliber 8500 automatic movement, ceramic bezel, and impressive 600 meters of water resistance.

Condition: Excellent Condition
Movement: in-house Omega Co-Axial Caliber 8500
Depth rating: 600m

Posted at

May 25, 2026, 6:20 PM

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