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

Reference 2918.50.82

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.
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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

[wts] Omega Seamaster Planet Ocean 8500 232.30.46.21.01.001 45.5mm

Omega Seamaster Planet Ocean 8500 232.30.46.21.01.001 45.5mm

This Omega Seamaster Planet Ocean 8500 features a 45.5mm case size and is available for sale in excellent condition, complete with all original accessories.

  • Condition: Excellent condition
  • Size: 45.5mm diameter
  • Case material: unknown
Posted at
May 15, 2026, 2:44 PM
Active
[wts] Omega Seamaster Planet Ocean GMT GoodPlanet 232.30.44.22.03.001 43.5mm

Omega Seamaster Planet Ocean GMT GoodPlanet 232.30.44.22.03.001 43.5mm

This Omega Seamaster Planet Ocean GMT features a 43.5mm case and is available with its original boxes and papers.

  • Condition: Excellent
  • Case Diameter: 43.5mm
Posted at
May 15, 2026, 2:41 PM
Active
[WTS] Omega Seamaster Planet Ocean 2200.51 – 45mm – Full Set – $3,995

Omega Seamaster Planet Ocean 2200.51 – 45mm – Full Set – $3,995

Omega - 2200.51 · $3,995
This Omega Seamaster Planet Ocean features a 45mm stainless steel case, black dial and bezel, Co-Axial Caliber 2500 automatic movement, and 600m water resistance. It is a great everyday diver with strong build quality and classic design.

  • Condition: Very clean overall with light wear consistent with age
  • Case size: 45mm diameter
  • Movement type: Co-Axial Caliber 2500
  • Water resistance depth: 600m
Posted at
May 15, 2026, 9:11 AM
Active
[WTS] Omega Seamaster Planet Ocean 600M 43.5mm 215.30.44.21.01.001 | 2024 Box and Papers

Omega Seamaster Planet Ocean 600M 43.5mm 215.30.44.21.01.001 | 2024 Box and Papers

The Omega Planet Ocean is a high-end diver's watch with a 43.5mm case, featuring a Master Chronometer certification and 600M water resistance.

  • Condition: Great Pre-Owned
  • Case Size: 43.5mm diameter
  • Depth Rating: 600m
  • Water Resistance: 30ATM
Posted at
May 14, 2026, 7:41 PM
Active
[WTS][US] Omega Seamaster Planet Ocean 600m - Black Dial - 45.5mm - 232.30.46.21.01.001 - Full Set

[US] Omega Seamaster Planet Ocean 600m - Black Dial - 45.5mm - 232.30.46.21.01.001 - Full Set

This Omega Seamaster Planet Ocean features a black dial and measures 45.5mm in diameter.

  • Condition: Fantastic with minor hairlines on case, clasp, or bracelet
  • Case size: 45.5mm diameter
  • Water resistance: 600m depth rating
Posted at
May 14, 2026, 7:19 AM
Active
[WTS] Omega Seamaster Planet Ocean 2201.51 42mm - $2,690

Omega Seamaster Planet Ocean 2201.51 42mm - $2,690

This Omega Seamaster Planet Ocean 2201.51 is a 42mm automatic watch with an Omega Calibre 2500 movement. It has a steel case and original Omega steel bracelet.

  • Condition: Very good condition, with minimal marks/hairlines on case and bracelet
  • Case size: 42mm diameter
  • Movement: Omega Calibre 2500
  • Crystal type: AR Coating
Posted at
May 14, 2026, 4:30 AM
Active
[WTS] Omega Seamaster Planet Ocean 600M – 42mm Titanium – Mint Set

Omega Seamaster Planet Ocean 600M – 42mm Titanium – Mint Set

The Omega Seamaster Planet Ocean 600M features a titanium case and bracelet, blue ceramic bezel and dial, and an automatic chronometer movement.

  • Condition: Mint condition
  • Case size: 42mm
  • Water resistance: 2000ft / 600m
  • Movement: Omega Calibre 8500 automatic chronometer
Posted at
May 13, 2026, 12:51 PM
Active
[WTS] Omega Seamaster Planet Ocean Orange 232.30.42 42mm - $3,350 - Reserved Post for u/3twellv

Omega Seamaster Planet Ocean Orange 232.30.42 42mm - $3,350 - Reserved Post for u/3twellv

This Omega Seamaster Planet Ocean Orange features a steel case and original Omega steel bracelet. It has a clean crystal and AR coating, and all functions are working well.

  • Condition: Excellent (8.8/10) - minimal marks/hairlines on case, bezel insert and bracelet
  • Case size: 42mm diameter
  • Bracelet type: Original Omega steel bracelet
  • Bezel material: Steel
Posted at
May 13, 2026, 3:59 AM
Active