Omega Seamaster Planet Ocean Seamaster Planet Ocean 600M Co-Axial 42 Stainless Steel / Diamond / Black / Bracelet

Reference 232.15.42.21.01.001

Omega Seamaster Planet Ocean 600M Co-Axial 42 Stainless Steel / Diamond / Black / Bracelet

About this watch

The Omega Seamaster Planet Ocean 600M Co-Axial 42 is a masterpiece of luxury watchmaking. This stunning timepiece is designed for serious divers and watch enthusiasts alike, combining elegance with functionality. The case is crafted from high-quality stainless steel, giving it a robust yet refined look. With a diameter of 42mm, it finds the perfect balance between presence and wearability. The round shape is classic, ensuring that it never goes out of style, while the gem-set bezel adds a touch of extravagance that sets it apart from other diving watches. The black dial features mixed indexes and arrow hands that make reading the time a breeze. The layout is clean and practical, embodying the perfect blend of function and form. Whether you’re underwater or at a formal event, this watch makes an impression without being over the top. At the heart of the Seamaster Planet Ocean 600M lies the Omega caliber 8500, an in-house automatic movement that's nothing short of revolutionary. With two barrels providing a generous 60-hour power reserve, you won't have to worry about winding it frequently. The movement’s precision is further enhanced by its Co-Axial escapement, which reduces friction between components, ensuring longevity and accuracy. One of the standout features of this watch is its impressive water resistance of up to 600 meters (or 2,000 feet). Whether you’re a professional diver or just love the ocean, this watch is designed to withstand the pressures of deep-water exploration. With a helium escape valve and a screw-in crown, it’s ready for any aquatic adventure. The Seamaster Planet Ocean 600M comes with a stainless steel bracelet that feels as good as it looks. It’s sturdy yet comfortable, with a secure clasp that ensures it stays on your wrist no matter what you’re doing. Plus, the bracelet is adjustable, so you can find that perfect fit without any hassle. This watch is incredibly versatile. Dress it up for a formal event or wear it casually on a weekend adventure. The black dial and stainless steel bracelet can easily complement a suit or a t-shirt and shorts. You’ll find yourself reaching for it time and time again.

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MSRP: $17,200

Market Price: $6,960

Key Features

Omega caliber 8500 in-house automatic movement
600 meter water resistance
42mm diameter stainless steel case
Gem-set bezel with black dial
Co-Axial escapement for enhanced precision and longevity
Helium escape valve and screw-in crown
Adjustable stainless steel bracelet

Specifications

Brand

Omega

Family

Seamaster Planet Ocean

Model

Seamaster Planet Ocean 600M Co-Axial 42 Stainless Steel / Diamond / Black / Bracelet

Reference

232.15.42.21.01.001

Movement

8500

Movement Features

Hours, Minutes, Seconds
Date
Chronometer, Co-Axial Escapement

Case

Stainless Steel 42mm

Dial Color

Black

Crystal

Sapphire

Water Resistance

600

Current Listings

Omega Seamaster Planet Ocean 8500 45.5mm 232.32.46.21.01.005

Omega - 232.32.46.21.01.005 · $4,500

This is a Omega Seamaster Planet Ocean 8500, a high-end dive watch with a 45.5mm case size and various features.

Condition: great
Case Diameter: 45.5mm

Posted at

Apr 18, 2026, 5:22 PM

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2025 Omega Seamaster Planet Ocean 600m Titanium Blue 232.92.44.22.03.001 Full Set - $4,995

Omega - 232.92.44.22.03.001 · $4,995

A 2025 Omega Seamaster Planet Ocean 600m Titanium Blue, featuring a reference number of 232.92.44.22.03.001.

Condition: Excellent condition with minimal signs of wear
Year: 2025
Depth rating: 600m

Posted at

Apr 18, 2026, 5:04 PM

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Omega Seamaster Planet Ocean Dec 2025 Ref. 217.32.42.21.01.002 – Mint Full Set – $6,750

Omega - 217.32.42.21.01.002 · $6,750

A solid and reliable watch with a great balance of sportiness and everyday versatility.

Condition: Mint
Year: 2025

Posted at

Apr 18, 2026, 3:00 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 (few superficial scratches on case)
Movement: Co-Axial Caliber 8500
Case material: stainless steel
Case size: 42mm diameter

Posted at

Apr 17, 2026, 10:09 PM

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Omega Seamaster Planet Ocean “Creamsicle” 215.30.44.21.04.001

Omega - 215.30.44.21.04.001 · $4,498

The Omega Seamaster Planet Ocean 600M 'Creamisicle' is a dive watch that combines performance and style with its orange bezel, stainless steel case, and crisp white dial.

Condition: Pre-owned, great condition
Case diameter: 43.5mm
Depth rating: 600m
Movement type: Self-winding mechanical

Posted at

Apr 17, 2026, 3:50 PM

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Omega Seamaster Planet Ocean 2200.51 – 42mm – Full Set –

Omega - 2200.51 · $4,195

The Omega Seamaster Planet Ocean is a great everyday diver with strong build quality and classic design, featuring the Co-Axial movement in a 42mm stainless steel case.

Condition: Very clean overall with light wear consistent with age
Case size: 42mm diameter
Movement type: Automatic (Caliber 2500)
Water resistance: 600m depth rating

Posted at

Apr 17, 2026, 8:24 AM

Active

View listing on r/WatchExchange