Omega Seamaster Planet Ocean Seamaster Planet Ocean 600M Co-Axial 45.5 Chronograph Stainless Steel / Orange / Rubber

Reference 2918.50.82

Omega Seamaster Planet Ocean 600M Co-Axial 45.5 Chronograph Stainless Steel / Orange / Rubber

About this watch

The Omega Seamaster Planet Ocean 600M Co-Axial 45.5 Chronograph is a luxury dive watch that combines style, functionality, and precision. Its striking design features a bold black dial with vibrant orange details, while its large 45.5mm stainless steel case exudes sturdiness and sophistication. Protected by a scratch-resistant sapphire crystal, this timepiece is built to withstand the rigors of underwater exploration. At the heart of this watch lies the Omega caliber 3313 movement, featuring a column wheel chronograph and Co-Axial escapement for exceptional accuracy. With an impressive water resistance of 600 meters, this watch is designed for serious divers and everyday wear. The chronograph function allows you to measure elapsed time, while the date function ensures you're always on schedule. This statement piece combines luxury with practicality, making it a worthy addition to anyone's collection.

Buy Now on Jomashop

This is an affiliate link

MSRP: $6,900

Market Price: $3,808

Key Features

45.5mm stainless steel case
Scratch-resistant sapphire crystal
600m water resistance
Omega caliber 3313 movement
Column wheel chronograph and Co-Axial escapement
Date function
Robust rubber strap

Specifications

Brand

Omega

Family

Seamaster Planet Ocean

Model

Seamaster Planet Ocean 600M Co-Axial 45.5 Chronograph Stainless Steel / Orange / Rubber

Reference

2918.50.82

Movement

3313

Movement Features

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

Case

Stainless Steel 45.5mm

Dial Color

Black

Crystal

Sapphire

Water Resistance

600

Current Listings

Omega Seamaster Planet Ocean 2200.51 – 42mm – Full Set – $4,195

Omega - 2200.51 · $4,195

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

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

Posted at

Mar 27, 2026, 10:40 AM

Active

View listing on r/WatchExchange

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

Omega - 232.92.42.21.03.001 · $4,895

This Omega Seamaster Planet Ocean 600M is a 42mm titanium watch.

Posted at

Mar 27, 2026, 10:22 AM

Active

View listing on r/WatchExchange

42mm Omega Seamaster Planet Ocean 2201.50 with Paper & Extra

Omega - 2201.50 · $2,999

The Omega Seamaster Planet Ocean ref 2201.50 is a high-end watch featuring a black aluminum bezel, 42mm case, and 20mm lugs. It's considered the best of Omega's PO lineup with a durable design.

Condition: Very good
Case size: 42mm diameter
Lug to lug length: 48mm
Bezel material: black aluminum

Posted at

Mar 25, 2026, 7:57 PM

Active

View listing on r/WatchExchange

Omega Seamaster Planet Ocean 600M – 42mm Titanium – Box & Papers 2025

Omega - 232.90.42.21.03.001 · $5,350

This Omega Seamaster Planet Ocean 600M features a blue ceramic bezel and dial, titanium 42mm case and bracelet, with an Omega Calibre 8500 automatic chronometer and 600 meter water resistance.

Condition: Mint condition
Case material: Full titanium
Bracelet material: Titanium
Water resistance: 600 meter / 2000 feet

Posted at

Mar 25, 2026, 2:26 PM

Active

View listing on r/WatchExchange

Omega Seamaster Planet Ocean 2201.50 42mm - $2,990

Omega - Planet Ocean 2201.50 · $2,990

Up for sale is my great condition Omega Seamaster Planet Ocean 2201.50, a 42mm automatic watch with an Omega Calibre 2500 movement.

Condition: Very good condition for its age
Case size: 42mm diameter
Bracelet material: Steel
Bezel insert material: Aftermarket

Posted at

Mar 25, 2026, 4:07 AM

Active

View listing on r/WatchExchange

Precision Chrono DK🪐AVAILABLE—Omega Seamaster Planet Ocean 600M Titanium | 232.92.46.21.03.001 | Box & Papers | Very Good Condition

Omega - 232.92.46.21.03.001 · $10,400

A Precision Chrono DK is selling an Omega Seamaster Planet Ocean 600M Titanium, featuring a titanium case and other details.

Condition: Very Good
Case material: titanium
Water resistance: 600m

Posted at

Mar 25, 2026, 1:46 AM

Active

View listing on r/WatchExchange

OMEGA Seamaster Planet Ocean 600M 215.30.44.21.01.002 44mm Box + Papers

Omega - 215.30.44.21.01.002 · $4,800

An Omega Seamaster Planet Ocean 600M Co-Axial Master Chronometer 44mm, featuring a bold 44mm case, ceramic bezel, and Master Chronometer movement certified by METAS.

Condition: Very good
Case size: 44mm diameter
Movement: Omega Co-Axial Master Chronometer Calibre 8900
Water resistance: 600m / 2000ft

Posted at

Mar 24, 2026, 8:18 PM

Active

View listing on r/WatchExchange