Omega Seamaster Planet Ocean Seamaster Planet Ocean 600M Co-Axial 45.5 Stainless Steel / Orange Numerals / Bracelet / Panama Canal

Reference 232.30.46.21.01.005

About this watch

The Omega Seamaster Planet Ocean 600M Co-Axial is a masterpiece that has captivated watch enthusiasts and collectors alike. This limited edition piece, released between 2011 and 2016, showcases Omega's commitment to precision, durability, and style. The stainless steel case feels robust yet comfortable on the wrist, while the black dial with orange numerals creates a stunning contrast that is both modern and highly legible. At the heart of this beauty is the Omega caliber 8500, an automatic movement featuring a Co-Axial escapement that minimizes friction between components, enhancing precision and longevity. This watch is more than capable of handling deep-sea dives with its impressive 600 meters of water resistance and rotating bezel for timing dives. The scratch-resistant sapphire crystal protects the dial from everyday wear and tear, while the design contours to the wrist, making it comfortable to wear. One of the standout features of this watch is its legibility, ensuring excellent visibility even in low-light conditions. This timepiece is a worthy addition to any watch collection, balancing functionality and style. It's a symbol of adventure, elegance, and engineering excellence, perfect for both underwater adventures and formal occasions.
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Key Features

  • Omega caliber 8500 automatic movement
  • 600 meters water resistance
  • Rotating bezel with clear markings (0-60)
  • Scratch-resistant sapphire crystal
  • Black dial with orange numerals
  • Stainless steel case and bracelet
  • Co-Axial escapement for enhanced precision

Specifications

Brand
Omega
Family
Seamaster Planet Ocean
Model
Seamaster Planet Ocean 600M Co-Axial 45.5 Stainless Steel / Orange Numerals / Bracelet / Panama Canal
Reference
232.30.46.21.01.005
Movement
8500
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
Stainless Steel 45.5mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
600

Current Listings

[WTS] Omega Seamaster Planet Ocean 600M 232.92.42.21.03.001 42mm Titanium Blue 2020

Omega Seamaster Planet Ocean 600M 232.92.42.21.03.001 42mm Titanium Blue 2020

A blue dial Omega Seamaster Planet Ocean 600M with a 42mm titanium case, featuring a Calibre 8500 automatic movement and 600m water resistance.

  • Condition: Excellent pre-owned condition with light wear
  • Case size: 42mm diameter
  • Material: titanium
  • Movement: Calibre 8500, Co-Axial, automatic
Posted at
Apr 12, 2026, 1:48 PM
Active
[WTS] Omega Seamaster Planet Ocean 232.30.42.21.01.003 – 42mm

Omega Seamaster Planet Ocean 232.30.42.21.01.003 – 42mm

This is a listing for an Omega Seamaster Planet Ocean watch.

  • Model name: Planet Ocean
  • Case size: 42mm
Posted at
Apr 12, 2026, 12:51 PM
Active
[WTS] Omega Seamaster Planet Ocean 215.30.44.21.01.002 – 43.5mm – Full Set

Omega Seamaster Planet Ocean 215.30.44.21.01.002 – 43.5mm – Full Set

This Omega Seamaster Planet Ocean is a 43.5mm watch with additional details provided.

  • Case size: 43.5mm
Posted at
Apr 12, 2026, 12:15 PM
Active
[WTS][US] Omega Seamaster Planet Ocean Chrono 600m - Black Dial - 45.5mm - 215.30.46.51.01.001 - Full Set

[US] Omega Seamaster Planet Ocean Chrono 600m - Black Dial - 45.5mm - 215.30.46.51.01.001 - Full Set

A Omega Seamaster Planet Ocean Chrono 600m watch featuring a black dial and measuring 45.5mm in diameter.

  • Condition: Fantastic with minor hairlines
  • Case Size: 45.5mm diameter
  • Depth Rating: 600m
Posted at
Apr 12, 2026, 9:47 AM
Active
[wts] Omega Seamaster Planet Ocean 8500 Orange 45.5mm 232.32.46.21.01.003 on Omega mesh bracelet

Omega Seamaster Planet Ocean 8500 Orange 45.5mm 232.32.46.21.01.003 on Omega mesh bracelet

The Omega Seamaster Planet Ocean Orange 8500 features a 45.5mm case, gray bezel that was swapped for an OEM orange one, and comes with a mesh/milanese bracelet.

  • Condition: Near mint
  • Bracelet type: Omega mesh/milanese
  • Case size: 45.5mm
  • Bezel color: Orange
Posted at
Apr 11, 2026, 5:11 PM
Active
[wts] Omega Seamaster Planet Ocean 8500 45.5mm 232.32.46.21.01.005

Omega Seamaster Planet Ocean 8500 45.5mm 232.32.46.21.01.005

Additional Details: Omega Seamaster Planet Ocean 8500 45.5mm comes with boxes and papers.

  • Condition: Great
  • Case Size: 45.5mm diameter
  • Shipping: Shipped via FedEx within the US
Posted at
Apr 11, 2026, 5:08 PM
Active
[wts] Rare Omega Seamaster Planet Ocean 2500D 45.5mm 2200.50.00

Rare Omega Seamaster Planet Ocean 2500D 45.5mm 2200.50.00

Omega - 2200.50.00 · $3,900
A rare Omega Seamaster Planet Ocean model, featuring a 45.5mm case size and coming with original boxes and warranty.

  • Condition: Excellent
  • Case Diameter: 45.5mm
Posted at
Apr 11, 2026, 5:05 PM
Active
[wts] Omega Seamaster Planet Ocean Chronograph 45.5mm 232.30.46.51.01.001

Omega Seamaster Planet Ocean Chronograph 45.5mm 232.30.46.51.01.001

This Omega Seamaster Planet Ocean Chronograph is a 45.5mm watch that comes in full set.

  • Condition: Excellent condition
  • Case size: 45.5mm
  • Water resistance: 300m
Posted at
Apr 11, 2026, 4:40 PM
Active
[wts] Omega Seamaster Planet Ocean Chronograph 9300 Orange 45.5mm 232.32.46.51.01.001

Omega Seamaster Planet Ocean Chronograph 9300 Orange 45.5mm 232.32.46.51.01.001

This Omega Seamaster Planet Ocean Chronograph features a 45.5mm case and comes with additional details such as boxes and warranty.

  • Case size: 45.5mm
  • Strap color: orange (swapped)
  • Strap type: black
Posted at
Apr 11, 2026, 4:38 PM
Active