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

Reference 215.30.46.51.99.001

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

About this watch

The Omega Seamaster Planet Ocean 600M is a luxurious timepiece that embodies both style and performance. Its impressive 45.5 mm case, combined with the grey ceramic bezel, gives it a commanding presence on the wrist. The stainless steel bracelet is durable yet comfortable, making it suitable for long wear in various settings. The Omega caliber 9900 movement features a chronograph and column wheel, earning METAS certification for its accuracy and performance. With a power reserve of 60 hours and a frequency of 28,800 vibrations per hour, this movement is designed for precision. The Co-Axial escapement minimizes friction, resulting in enhanced accuracy and longevity. This watch is built to withstand the elements with an impressive water resistance of 600 meters, making it perfect for underwater adventures or everyday wear. The dial's mixed indexes provide a unique visual appeal, while the arrow-shaped hands ensure easy time readability. The addition of a date function makes it practical for daily use, and the chronograph feature adds a sporty edge.

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MSRP: $9,100

Market Price: $5,742

Key Features

45.5 mm stainless steel case
Grey ceramic bezel
Omega caliber 9900 movement with METAS certification
60-hour power reserve
28,800 vibrations per hour
Co-Axial escapement
600 meters water resistance

Specifications

Brand

Omega

Family

Seamaster Planet Ocean

Model

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

Reference

215.30.46.51.99.001

Movement

9900

Movement Features

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

Case

Stainless Steel 45.5mm

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 listing is for an Omega Seamaster Planet Ocean Chronograph, a high-end diving watch with a 45.5mm case diameter and various features.

Condition: Excellent condition
Case size: 45.5mm
Shipping method: FedEx

Posted at

Jan 23, 2026, 3:46 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

This Omega Seamaster Planet Ocean is a 45.5mm watch with a full set.

Condition: great condition
Length: 45.5mm diameter

Posted at

Jan 23, 2026, 1:06 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 is a 45.5mm watch with factory warranty valid through November 2027.

Condition: Exceptional
Case size: 45.5mm
Warranty expiration date: November 2027

Posted at

Jan 23, 2026, 1:03 AM

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Omega Seamaster Planet Ocean “Good Planet”

Omega - 232.32.44.22.03.001 · $4,975

The Omega Planet Ocean GMT ‘Good Planet’ edition is a special version of the watch with a blue dial and orange accents, available in a 43.5mm case. The watch features a robust and comfortable design with pops of color.

Condition: Very good condition
Case size: 43.5mm diameter
Depth rating: 200m

Posted at

Jan 22, 2026, 12:49 PM

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Omega Seamaster Planet Ocean 43.5MM Blue 215.30.44.21.03.001 - Box and Ebay Authentication Card - $3950

Omega - 215.30.44.21.03.001 · $3,950

This Omega Seamaster Planet Ocean features a 43.5mm stainless steel case, blue ZrO₂ ceramic dial, and ceramic bezel, powered by the Caliber 8900 Co-Axial Master Chronometer movement.

Condition: Excellent overall with light surface wear and minor hairlines
Case size: 43.5mm diameter
Water resistance: 600m/2000ft
Movement: Caliber 8900 Co-Axial Master Chronometer

Posted at

Jan 21, 2026, 3:38 PM

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Omega Seamaster Planet Ocean 45.5mm Full Kit

Omega - Planet Ocean 45.5mm · $3,500

A Omega Seamaster Planet Ocean 45.5mm watch for sale, with additional details including box, papers, and various straps.

Condition: Light wear, a few tiny scuffs and scratches on the lugs and case
Water Resistance: 600 meters
Movement: Caliber 2500, Co-Axial Escapement, Chronometer

Posted at

Jan 20, 2026, 5:42 PM

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Omega Seamaster Planet Ocean 600M - Blue Ceramic 43.5mm - Complete Set

Omega - 21530442103001 · $4,500

The Omega Seamaster Planet Ocean 600M is a robust dive watch with a depth rating of 600 meters, featuring a blue ceramic dial and unidirectional bezel.

Condition: Unworn/mint condition
Case size: 43.5mm diameter
Depth rating: 2000 feet / 60 bar
Movement: Omega Calibre 8900 automatic chronometer

Posted at

Jan 20, 2026, 2:45 PM

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Like NEW 2025 Omega Seamaster Planet Ocean 4th Gen | Pristine Full Kit | Save $1,250+ off MSRP! 🔥 $7,349

Omega - 217.32.42.21.01.002 · $7,349

The Omega Seamaster Planet Ocean 4th Gen, a brand new no-date and no-Hev model that was only worn for a day, offers 600m water resistance and a 42mm case size.

Condition: MINT
Water resistance: 600m
Case size: 42mm
Depth rating: 600m

Posted at

Jan 19, 2026, 1:50 PM

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