Omega Seamaster Planet Ocean Seamaster Planet Ocean 600M Co-Axial 45.5 Master Chronometer Chronograph Titanium / Grey / Bracelet

Reference 215.90.46.51.99.001

Omega Seamaster Planet Ocean 600M Co-Axial 45.5 Master Chronometer Chronograph Titanium / Grey / Bracelet

About this watch

The Omega Seamaster Planet Ocean 600M Co-Axial 45.5 Master Chronometer Chronograph is a luxury timepiece that combines precision, style, and adventure. Its striking grey titanium case and bold sporty look make it a standout choice for watch enthusiasts and casual wearers alike. The watch measures 45.5 mm in diameter and features a light and strong titanium bracelet with an adjustable link design for comfort. Powered by the Omega caliber 9900 automatic movement, this timepiece boasts a Co-Axial Escapement and METAS certification for accuracy and magnetic resistance. With a water resistance of up to 600 meters, it's perfect for diving and everyday use. The unidirectional rotating bezel allows for accurate tracking of dive times, while the chronograph feature with column wheel mechanism enables precise timing. The dial is protected by scratch-resistant sapphire crystal and features a modern grey color with mixed indexes for easy readability. Wearing the Seamaster Planet Ocean 600M is a delight, as it's both comfortable and stylish, making it a versatile accessory that can be paired with casual or formal attire.

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Key Features

45.5mm diameter titanium case
Co-Axial Escapement movement
METAS certified for accuracy and magnetic resistance
600m water resistance
Unidirectional rotating bezel
Chronograph feature with column wheel mechanism
Scratch-resistant sapphire crystal dial

Specifications

Brand

Omega

Family

Seamaster Planet Ocean

Model

Seamaster Planet Ocean 600M Co-Axial 45.5 Master Chronometer Chronograph Titanium / Grey / Bracelet

Reference

215.90.46.51.99.001

Movement

9900

Movement Features

Hours, Minutes, Small Seconds
Date
Chronograph, Column wheel
Chronometer, Co-Axial Escapement

Case

45.5mm

Dial Color

Grey

Crystal

Sapphire

Water Resistance

600

Current Listings

Omega Seamaster Planet Ocean 2201.50 42mm - $2,990

Omega - Planet Ocean 2201.50 · $2,990

Up for sale is my great condition Omega Seamaster Planet Ocean 2201.50, a 42mm automatic watch with an Omega Calibre 2500 movement.

Condition: Very good condition for its age
Case size: 42mm diameter
Bracelet material: Steel
Bezel insert material: Aftermarket

Posted at

Mar 25, 2026, 4:07 AM

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Precision Chrono DK🪐AVAILABLE—Omega Seamaster Planet Ocean 600M Titanium | 232.92.46.21.03.001 | Box & Papers | Very Good Condition

Omega - 232.92.46.21.03.001 · $10,400

A Precision Chrono DK is selling an Omega Seamaster Planet Ocean 600M Titanium, featuring a titanium case and other details.

Condition: Very Good
Case material: titanium
Water resistance: 600m

Posted at

Mar 25, 2026, 1:46 AM

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OMEGA Seamaster Planet Ocean 600M 215.30.44.21.01.002 44mm Box + Papers

Omega - 215.30.44.21.01.002 · $4,800

An Omega Seamaster Planet Ocean 600M Co-Axial Master Chronometer 44mm, featuring a bold 44mm case, ceramic bezel, and Master Chronometer movement certified by METAS.

Condition: Very good
Case size: 44mm diameter
Movement: Omega Co-Axial Master Chronometer Calibre 8900
Water resistance: 600m / 2000ft

Posted at

Mar 24, 2026, 8:18 PM

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Omega Seamaster Planet Ocean 2201.50 42mm - $2,990

Omega - 2201.50 · $2,990

Up for sale is my great condition Omega Seamaster Planet Ocean 2201.50, measuring at 42mm with an automatic Omega Calibre 2500 movement.

Condition: Very good condition for its age
Movement: Calibre 2500
Bracelet size: original Omega steel bracelet
Case condition: 8.9/10

Posted at

Mar 22, 2026, 11:08 PM

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Omega Seamaster Planet Ocean 600m - Black Dial - 45.5mm - 215.30.46.51.01.001 - Full Set

Omega - 215.30.46.51.01.001 · $6,600

This Omega Seamaster Planet Ocean 600m features a black dial and 45.5mm case size, perfect for diving or everyday wear.

Condition: Fantastic condition, minor hairlines
Case Size: 45.5mm diameter

Posted at

Mar 22, 2026, 9:40 AM

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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 features a 45.5mm case, offering a large and stylish design. The watch is still under warranty until November 2027.

Condition: exceptional condition
Case size: 45.5mm diameter
Warranty valid until: November 2027

Posted at

Mar 21, 2026, 11:22 PM

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Omega Seamaster Planet Ocean 600m 45.5mm 232.30.46.21.01.002 FULL SET

Omega - 232.30.46.21.01.002 · $3,375

This Omega Seamaster Planet Ocean is a 45.5mm watch with a 600m depth rating.

Condition: Pre-owned, polished
Diameter: 45.5mm
Depth Rating: 600m

Posted at

Mar 21, 2026, 7:30 PM

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OMEGA Seamaster Planet Ocean 600M Ref. 232.32.42.21.01.003 - COMPLETE SET! 🔥$4,150🔥

OMEGA - 232.32.42.21.01.003 · $4,150

The OMEGA Seamaster Planet Ocean 600M Ref. 232.32.42.21.01.003 is a robust and elegant dive watch that embodies OMEGA's commitment to ocean exploration and precision engineering.

Condition: VERY GOOD, with few superficial scratches on case
Movement: Co-Axial Caliber 8500
Water resistance: 600m (2000 feet)
Case material: stainless steel

Posted at

Mar 21, 2026, 7:09 PM

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