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

[WTT] Omega Seamaster Planet Ocean 600M - Skyfall Limited Edition - w/ Omega Service Price Drop

Omega - 232.30.42.21.01.004 · $4,750

This limited edition Skyfall Omega Seamaster Planet Ocean 600M is one of just over 5,000 numbered pieces, featuring a handsome black patterned dial and a 42mm case size. The watch boasts an in-house caliber 8507b movement with increased anti-magnetic properties and a water resistance of 600 meters.

Condition: Excellent, serviced by Omega in August
Case Size: 42mm
Water Resistance: 600m (~2000ft)
Movement: Omega Calibre 8507b

Posted at

Jan 25, 2026, 12:01 PM

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Omega Seamaster Planet Ocean 600m Summer Blue - $5,699 - Cheapest anywhere!

Omega - 215.30.40.20.03.002 · $5,699

The Omega Seamaster Planet Ocean 600m Summer Blue is a standout in the Seamaster collection, featuring a gradient dial and 600m water resistance.

Condition: Used/Great condition
Size: 39.5mm diameter
Dial: Summer Blue gradient
Caseback: Commemorative engraving of Poseidon and his seahorses

Posted at

Jan 24, 2026, 6:26 PM

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Omega Seamaster Planet Ocean 8900 43.5mm black orange 215.32.44.21.01.001

Omega - 215.32.44.21.01.001 · $4,800

This Omega Seamaster Planet Ocean 8900 features a black and orange color scheme, housed in a 43.5mm case.

Condition: exceptional
Case Size: 43.5mm
Warranty Expiration: February 2030

Posted at

Jan 23, 2026, 9:58 PM

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Omega Seamaster Planet Ocean 600M Chronograph – Ref. 215.32.46.51.99.001 – 45.5mm Co-Axial – $4,799 Shipped

Omega - 215.32.46.51.99.001 · $4,799

This Omega Seamaster Planet Ocean 600M Chronograph features a stainless steel case, unidirectional red ceramic bezel, sapphire crystal, and 600m water resistance. Powered by the Omega Co-Axial Master Chronometer Calibre 9900.

Condition: Great overall with some surface scuffs and hairlines on the stainless steel case
Case diameter: 45.5mm
Movement: Omega Co-Axial Master Chronometer Calibre 9900
Depth rating: 600m / 2000ft

Posted at

Jan 23, 2026, 9:36 PM

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OMEGA Seamaster Planet Ocean 6000M Ultra Deep "Summer Blue" Ref. 215.30.46.21.03.002 - ULTIMATE SET! 🔥$12,500🔥

OMEGA - 215.30.46.21.03.002 · $12,500

This OMEGA Seamaster Planet Ocean 6000M Ultra Deep Ref. 215.30.46.21.03.002 represents the pinnacle of deep-sea engineering, originally developed for the Five Deeps Expedition and featuring a massive 45.5mm case crafted from high-grade stainless steel O-MEGASTEEL.

Condition: UNWORN
Case material: O-MEGASTEEL
Diameter: 45.5mm
Water resistance: 6000 meters (20,000 feet)

Posted at

Jan 23, 2026, 9:18 PM

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OMEGA Seamaster Planet Ocean 600M Ref. 232.32.42.21.01.003 - COMPLETE SET! 🔥$4,250🔥

OMEGA - 232.32.42.21.01.003 · $4,250

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] Few superficial scratches on case.
Case Size: 42mm
Water Resistance: 600m (2000ft)
Movement: Co-Axial Caliber 8500

Posted at

Jan 23, 2026, 9:17 PM

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Omega Seamaster Planet Ocean 600M 42mm – Early Gen Classic

Omega - 2201.51.00 · $2,950

The Omega Seamaster Planet Ocean 600M is a robust dive watch with a 42mm stainless steel case, black matte dial, and orange accents.

Condition: Excellent condition
Case size: 42mm diameter
Water resistance: 600m

Posted at

Jan 23, 2026, 8:14 PM

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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 features a 45.5mm case with an orange bezel, originally coming with black strap and deployant clasp but now equipped with an OEM mesh/milanese bracelet.

Condition: Near mint and full set
Bracelet type: mesh/milanese
Bezel color: orange

Posted at

Jan 23, 2026, 4:38 AM

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