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 600M 43.5mm (Ref. 215.30.44.21.01.002) - Full Kit

Omega - 215.30.44.21.01.002 · $2,700

A Omega Planet Ocean 600M with a 43.5mm case, orange accents on the bezel and incredible karma for its owner.

Condition: Excellent
Bracelet material: Steel
Comes with: all boxes and cards

Posted at

Apr 22, 2026, 2:27 PM

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🏒🥅🚨 2026 Omega Seamaster Planet Ocean 600M Co-Axial Master Chronometer — Unworn, White Dial, Orange Bezel — Full Set — Ref. 215.30.44.21.04.001

Omega - 215.30.44.21.04.001 · $6,950

The 2026 Omega Seamaster Planet Ocean 600M pairs a crisp white dial with a vibrant orange bezel for a bold, modern dive watch aesthetic that still feels classically Omega.

Condition: Unworn
Case Size: 43.5 mm
Water Resistance: 600 m
Movement: Master Chronometer

Posted at

Apr 21, 2026, 10:38 PM

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OMEGA Seamaster Planet Ocean 600m 215.32.44.21.01.001 43.5mm

Omega - 215.32.44.21.01.001 · $5,000

This Omega Seamaster Planet Ocean 600M features a 43.5mm case size with a sapphire crystal and an Omega Co-Axial Master Chronometer (Cal. 8900) movement.

Condition: Good, unpolished
Case size: 43.5mm diameter
Movement: Omega Co-Axial Master Chronometer (Cal. 8900)
Crystal: Sapphire

Posted at

Apr 21, 2026, 2:39 PM

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Omega Seamaster Planet Ocean 2201.51 42mm Box and Card - $2,850

Omega - 2201.51 · $2,850

The Omega Seamaster Planet Ocean 2201.51 is an automatic watch with a 42mm steel case, on original Omega steel bracelet.

Condition: Very good condition, minimal marks/hairlines
Case size: 42mm
Bracelet length range: 7-7.25 inches

Posted at

Apr 21, 2026, 4:08 AM

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Omega Seamaster Planet Ocean 600M – 42mm Titanium – Complete set

Omega - 232.90.42.21.03.001 · $4,950

This Omega Seamaster Planet Ocean 600M features a blue ceramic bezel and dial, titanium case, and bracelet, with an Omega Calibre 8500 automatic chronometer.

Condition: Mint
Case size: 42mm diameter
Bracelet material: titanium
Water resistance: 600m / 2000ft

Posted at

Apr 20, 2026, 11:18 AM

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Omega Seamaster Planet Ocean 8500 Orange 45.5mm 232.32.46.21.01.003 on Omega mesh bracelet

Omega - 232.32.46.21.01.003 · $3,600

This Omega Seamaster Planet Ocean Orange 8500 features a gray bezel that was swapped for an OEM orange one, and comes with a new style mesh/milanese bracelet.

Condition: Near mint
Bracelet type: OEM mesh/milanese
Bezel color: orange
Original strap color: black

Posted at

Apr 18, 2026, 10:58 PM

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Omega Seamaster Planet Ocean Chronograph 9300 Orange 45.5mm 232.32.46.51.01.001

Omega - 232.32.46.51.01.001 · $4,500

This Omega Seamaster Planet Ocean Chronograph features a 45.5mm diameter case, an orange strap that was swapped for black, and comes with boxes and warranty.

Case Size: 45.5mm
Strap Color: black (previously orange)
Includes: boxes,warranty

Posted at

Apr 18, 2026, 10:56 PM

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