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

Reference 2908.50.38

About this watch

The Omega Seamaster Planet Ocean 600M Co-Axial 45.5 is a statement piece that perfectly marries functionality with style. This robust diving watch boasts a black dial, orange bezel, and stainless steel case measuring 45.5 mm. The rotating bezel allows divers to track elapsed time underwater, while the mixed indexes and luminescent hands ensure optimal visibility under low light conditions. Powered by Omega Caliber 2500's Co-Axial escapement, this automatic movement operates at a frequency of 25,200 vibrations per hour, guaranteeing precise timekeeping. With a water resistance rating of 600 meters, this watch is built to withstand the pressure and accompany you on your next underwater adventure while looking fabulous on dry land. Its elegant design makes it suitable for both casual and formal occasions, making it a true gem for luxury watch enthusiasts.
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MSRP: $4,400
Market Price: $3,157

Key Features

  • Robust water resistance (600m)
  • Co-Axial escapement for improved accuracy
  • Chronometer-certified for precision
  • High-quality materials used throughout
  • Stainless steel case with rotating bezel
  • Black dial with mixed indexes and luminescent hands

Specifications

Brand
Omega
Family
Seamaster Planet Ocean
Model
Seamaster Planet Ocean 600M Co-Axial 45.5 Stainless Steel / Orange / Alligator
Reference
2908.50.38
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] Omega Seamaster Planet Ocean XL 45mm Black Dial

Omega Seamaster Planet Ocean XL 45mm Black Dial

Omega - 2200.50.00 · $3,650
A timeless classic in the Seamaster catalog, the Planet Ocean XL is a do-it-all timepiece with an unmistakable profile and presence when worn.

  • Condition: Excellent pre-owned condition with faint wear on the case, bezel, and bracelet
  • Case size: 45mm diameter
  • Water resistance: 30m water resistant
  • Movement: Calibre 2500, 48 hour reserve
Posted at
Apr 28, 2025, 9:41 AM
Active
[wts] Omega Seamaster Planet Ocean 2500 42.5mm 2201.51.00

Omega Seamaster Planet Ocean 2500 42.5mm 2201.51.00

Omega - 2201.51.00 · $3,200
This Omega Seamaster Planet Ocean is a 42.5mm watch in excellent condition, part of the 2500 collection.

  • Condition: Excellent condition and full set
Posted at
Apr 27, 2025, 6:55 PM
Active
[wts] NEAR MINT Omega Seamaster Planet Ocean 8500 45mm 232.32.46.21.01.003 on new style OEM mesh bracelet

NEAR MINT Omega Seamaster Planet Ocean 8500 45mm 232.32.46.21.01.003 on new style OEM mesh bracelet

This Omega Seamaster Planet Ocean features a 45mm case with a gray bezel, originally came with black strap and deployant clasp but now has an OEM orange bezel and a NTTD style mesh milanese bracelet.

  • Condition: Near mint
  • Bracelet: OEM mesh Milanese bracelet
  • Bezel: Gray with orange insert (originally black)
  • Strap: Swapped for new style OEM mesh milanese bracelet
Posted at
Apr 27, 2025, 6:53 PM
Active
[wts] Omega Seamaster Planet Ocean 8500 42.5mm 232.30.42.21.01.001

Omega Seamaster Planet Ocean 8500 42.5mm 232.30.42.21.01.001

This Omega Seamaster Planet Ocean is a 42.5mm watch with box and papers, available for sale.

  • Condition: Good
  • Size: 42.5mm diameter
Posted at
Apr 27, 2025, 6:44 PM
Active
[WTS][WTT] Omega Seamaster Planet Ocean 600M - Skyfall Limited Edition - Recent Serviced *Price Drop*

[WTT] Omega Seamaster Planet Ocean 600M - Skyfall Limited Edition - Recent Serviced *Price Drop*

This Omega Seamaster Planet Ocean 600M is a limited edition watch with subtle Easter eggs and a legible dial. It features a black patterned dial, 42mm case size, and Omega's in-house caliber 8507b movement with increased anti-magnetic properties.

  • Condition: Excellent, recently serviced
  • Water resistance: 600m (~2000ft)
  • Case size: 42mm
  • Movement: Omega Caliber 8507b (in-house)
Posted at
Apr 27, 2025, 2:40 PM
Active
[wts] Omega Seamaster Planet Ocean 8500 45.5mm 232.30.46.21.01.003 UNDER WARRANTY

Omega Seamaster Planet Ocean 8500 45.5mm 232.30.46.21.01.003 UNDER WARRANTY

This Omega Seamaster Planet Ocean is a 45.5mm watch with a factory warranty valid until October 2026, available for sale.

  • Condition: Excellent condition
  • Warranty Valid Until: October 2026
  • Payment Methods: zelle, applepay, venmo
Posted at
Apr 27, 2025, 10:23 AM
Active
[wts] Omega Seamaster Planet Ocean GMT 43.5mm 232.32.44.22.01.002 UNDER WARRANTY through APR 2027

Omega Seamaster Planet Ocean GMT 43.5mm 232.32.44.22.01.002 UNDER WARRANTY through APR 2027

This Omega Seamaster Planet Ocean GMT is a 43.5mm model under warranty through April 2027, sold in excellent condition with box and papers.

  • Condition: Excellent
  • Case Size: 43.5mm diameter
  • Strap Condition: Mint, except for missing stitches
Posted at
Apr 27, 2025, 10:17 AM
Active
Zealande Rubber Watch Strap for Omega Seamaster Planet Ocean 43.5mm in Blue

Zealande Rubber Watch Strap for Omega Seamaster Planet Ocean 43.5mm in Blue

Omega - Planet Ocean · $75.008
  • Condition: preowned/excellent
  • Size: 43.5mm diameter
Posted at
Apr 23, 2025, 6:20 PM
Active