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

Reference 2908.50.83

About this watch

The Omega Seamaster Planet Ocean 2908.50.83 stands out as a robust, stylish, and highly functional watch that can accompany you from the boardroom to the ocean floor. Its striking design combines stainless steel and vibrant orange accents, making it a bold statement piece. The rotating dive bezel adds functionality, while the black dial is complemented by mixed indexes. At its heart lies the Omega caliber 2500 movement with Co-Axial escapement, offering better accuracy, longevity, and reduced friction. This watch is designed for serious divers, with a water resistance rating of 600 meters and an adjustable orange rubber strap. Priced at $3,300, it's an investment piece worth considering, especially when you consider the brand's heritage, quality craftsmanship, and features packed into this timepiece.
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Key Features

  • 45.5 mm round stainless steel case
  • Omega caliber 2500 movement with Co-Axial escapement
  • 600 meters water resistance
  • Adjustable orange rubber strap
  • Rotating dive bezel
  • Black dial with mixed indexes

Specifications

Brand
Omega
Family
Seamaster Planet Ocean
Model
Seamaster Planet Ocean 600M Co-Axial 45.5 Stainless Steel / Orange / Orange Rubber
Reference
2908.50.83
Movement
2500
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Co-Axial Escapement, Chronometer
Case
Stainless Steel 45.5mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
600

Current Listings

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

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

Up for sale is a Omega Seamaster Planet Ocean 600m Titanium Blue, a watch that features a 2025 model year and has been thoroughly tested on a timegrapher.

  • Condition: Excellent condition with minimal signs of wear
  • Year: 2025
  • Case material: Titanium
  • Water resistance: 600m
Posted at
Apr 30, 2026, 9:54 AM
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 is a 45.5mm watch with a black dial and features a depth rating of 600m.

  • Condition: Fantastic with minor hairlines on case, clasp, or bracelet
  • Case Diameter: 45.5mm
  • Water Resistance: 600m
Posted at
Apr 30, 2026, 7:37 AM
Active
[WTS] Omega Seamaster Planet Ocean 600M – 42mm Titanium – Complete set

Omega Seamaster Planet Ocean 600M – 42mm Titanium – Complete set

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

  • Condition: Mint condition
  • Case material: Titanium
  • Bracelet material: Titanium
  • Water resistance: 2000 feet / 600 meters
Posted at
Apr 29, 2026, 11:07 AM
Active
[WTS] Omega Seamaster Planet Ocean GMT 43.5mm Black/Orange Dial | 2021 Full Set |232.32.44.22.01.002

Omega Seamaster Planet Ocean GMT 43.5mm Black/Orange Dial | 2021 Full Set |232.32.44.22.01.002

The Omega Seamaster Planet Ocean GMT features a 43.5mm case with a black and orange dial, including the GMT function.

  • Condition: Great condition
  • Case diameter: 43.5mm
  • Material: Black/Orange Dial
Posted at
Apr 29, 2026, 12:14 AM
Active
[WTS] Omega Seamaster Planet Ocean 232.30.46.21.01.001 – 45.5mm – 2015 – Full Set

Omega Seamaster Planet Ocean 232.30.46.21.01.001 – 45.5mm – 2015 – Full Set

This Omega Seamaster Planet Ocean 45.5mm is a bold dive watch with strong wrist presence and Omega’s proven Co-Axial movement, built for durability and performance.

  • Condition: Good overall condition
  • Case size: 45.5mm
  • Movement type: Omega Co-Axial automatic
  • Crystal material: Sapphire crystal
Posted at
Apr 28, 2026, 12:46 PM
Active
[WTS] Omega Seamaster Planet Ocean 232.30.42 42mm Box and Papers  - $3,650 - Reserved Post for u/Confident_Wallaby611

Omega Seamaster Planet Ocean 232.30.42 42mm Box and Papers - $3,650 - Reserved Post for u/Confident_Wallaby611

Omega - 232.30.42 · $3,650
A pre-owned Omega Seamaster Planet Ocean in excellent condition, with a steel case and original bracelet.

  • Condition: Pre-owned in great condition with minimal marks/hairlines
  • Case size: 42mm diameter
  • Bracelet type: original Omega steel
  • Box and papers included: yes
Posted at
Apr 27, 2026, 10:10 PM
Active
[WTS] Omega Seamaster Planet Ocean 2201.50 42mm - $2,650 - US BASED!

Omega Seamaster Planet Ocean 2201.50 42mm - $2,650 - US BASED!

Omega - 2201.50 · $2,650
Up for sale is my Omega Seamaster Planet Ocean 2201.50, a 42mm watch with an automatic Omega Calibre 2500 movement.

  • Condition: Very good condition with minimal marks/hairlines and light marks on bezel insert
  • Case size: 42mm diameter
  • Movement type: Automatic
  • Bracelet material: Steel
Posted at
Apr 27, 2026, 9:21 PM
Active
[WTS] Omega Seamaster Planet Ocean 600m 2201.51 42mm - $2,690

Omega Seamaster Planet Ocean 600m 2201.51 42mm - $2,690

Omega - 2201.51 · $2,690
Up for sale is the Omega Seamaster Planet Ocean 600m with an automatic Omega Calibre 2500 movement, measuring at 42mm in diameter. This watch has all functions working well within COSC standards.

  • Condition: great condition for its age
  • Case size: 42mm
  • Movement: Omega Calibre 2500
  • Bracelet size: 7-7.25 inch
Posted at
Apr 26, 2026, 9:51 PM
Active
[WTS] Omega Seamaster Planet Ocean Dec 2025 Ref. 217.32.42.21.01.002 – Mint Full Set – $6,750

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

The Omega Seamaster Planet Ocean is a solid and reliable watch with a great balance of sportiness and everyday versatility.

  • Condition: mint condition
  • Date Of Manufacture: December 2025
Posted at
Apr 26, 2026, 7:48 AM
Active