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 6000M Ultra Deep "Summer Blue" Ref. 215.30.46.21.03.002 - ULTIMATE SET! 🔥$12,250🔥

OMEGA - 215.30.46.21.03.002 · $12,250

This OMEGA Seamaster Planet Ocean 6000M Ultra Deep represents the pinnacle of deep-sea engineering, with a massive 45.5mm case crafted from high-grade stainless steel and a lacquered dial featuring a gradient finish that transitions from blue to black.

Condition: UNWORN
Case material: O-MEGASTEEL
Diameter: 45.5mm
Water resistance: 6000m

Posted at

Feb 8, 2026, 7:42 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

A robust and elegant dive watch that embodies OMEGA's commitment to ocean exploration and precision engineering, featuring a Co-Axial Caliber 8500 movement, water-resistant up to 600 meters, and helium escape valve.

Condition: VERY GOOD, with few superficial scratches on case
Case material: stainless steel
Case diameter: 42mm
Movement: Co-Axial Caliber 8500

Posted at

Feb 8, 2026, 7:40 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 · $6,750

Up for sale is an Omega Seamaster Planet Ocean 600m - Black Dial - 45.5mm - a mechanical watch.

Condition: Fantastic condition with minor hairlines
Case Size: 45.5mm diameter
Water Resistance: 600m depth rating

Posted at

Feb 8, 2026, 3:05 PM

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Omega Seamaster Planet Ocean Ultra Deep 215.30.46.21.04.001 $7,950

Omega - 215.30.46.21.04.001 · $7,950

The Omega Seamaster Planet Ocean Ultra Deep is a technically impressive dive watch with a staggering 6,000-meter depth rating and oversized dimensions.

Condition: Minty condition, excellent time keeping
Case diameter: 45 mm
Lug width: 22 mm
Water resistance: 600 bar (6000m) - depth rating

Posted at

Feb 8, 2026, 11:07 AM

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Omega Seamaster Planet Ocean 600M – 232.92.42.21.03.001 – 42mm Titanium – $4,895

Omega - 232.92.42.21.03.001 · $4,895

The Omega Seamaster Planet Ocean 600M is a 42mm titanium watch with 600m water resistance.

Posted at

Feb 8, 2026, 9:09 AM

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Omega Seamaster Planet Ocean 600m Summer Blue Edition - $5,499 Cheapest anywhere!

Omega - 215.30.40.20.03.002 · $5,499

The Omega Seamaster Planet Ocean 600m Summer Blue Edition features a Summer Blue gradient dial with a matching ceramic bezel and commemorative engraving of Poseidon on the caseback.

Condition: Used/Great condition
Size: 39.5mm diameter
Dial color: Summer Blue gradient
Case material: ceramic bezel

Posted at

Feb 7, 2026, 10:22 PM

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Omega Seamaster Planet Ocean 600 Fully Serviced

Omega - 2200.50.00 · $3,600

This Omega Seamaster Planet Ocean 600 features a black dial and 45.5mm case diameter, serviced by Omega in December 2025.

Condition: Mint condition
Case Diameter: 45.5mm
Bezel Condition: Scratch-free
Crystal Condition: Scratch-free

Posted at

Feb 7, 2026, 4:18 PM

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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 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

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