Omega Seamaster Planet Ocean Seamaster Planet Ocean 600M Co-Axial 43.5 GMT Stainless Steel / Black / Bracelet

Reference 232.30.44.22.01.001

About this watch

The Omega Seamaster Planet Ocean 600M Co-Axial 43.5 GMT is an extraordinary timepiece that blends function, style, and durability. This stunning watch combines advanced technology with classic design, featuring a robust stainless steel case, scratch-resistant sapphire crystal, and a durable black dial with mixed indexes and arrow hands. Powered by the Omega caliber 8605 automatic movement, this watch boasts a power reserve of 60 hours, chronometer certification, and a frequency of 25,200 vibrations per hour. The added GMT function is a game-changer for travelers, allowing easy tracking of time in different time zones. With a water resistance of 600 meters, this watch is designed specifically for diving and underwater activities, making it a dream come true for divers and adventurers alike.
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MSRP: $7,800
Market Price: $4,283

Key Features

  • Omega caliber 8605 automatic movement
  • Chronometer certification
  • Scratch-resistant sapphire crystal
  • Durable stainless steel case
  • Adjustable GMT hand
  • 600m water resistance
  • Date display

Specifications

Brand
Omega
Family
Seamaster Planet Ocean
Model
Seamaster Planet Ocean 600M Co-Axial 43.5 GMT Stainless Steel / Black / Bracelet
Reference
232.30.44.22.01.001
Movement
8605
Movement Features
  • Hours, Minutes, Seconds, Additional 24 Hour Hand (adjustable)
  • Date
  • Chronometer, Co-Axial Escapement
Case
Stainless Steel 43.5mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
600

Current Listings

[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

Omega - 232.32.46.21.01.003 $3,600
This Omega Seamaster Planet Ocean Orange 8500 features a gray bezel that was swapped for an OEM orange one, and comes with a new style mesh/milanese bracelet.

  • Condition: Near mint
  • Bracelet type: OEM mesh/milanese
  • Bezel color: orange
  • Original strap color: black
Posted at
Apr 18, 2026, 10:58 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

Omega - 232.32.46.51.01.001 $4,500
This Omega Seamaster Planet Ocean Chronograph features a 45.5mm diameter case, an orange strap that was swapped for black, and comes with boxes and warranty.

  • Case Size: 45.5mm
  • Strap Color: black (previously orange)
  • Includes: boxes,warranty
Posted at
Apr 18, 2026, 10:56 PM
Active
[wts] Omega Seamaster Planet Ocean 8500 Orange馃槏馃崐 45.5mm 232.32.46.21.01.001

Omega Seamaster Planet Ocean 8500 Orange馃槏馃崐 45.5mm 232.32.46.21.01.001

Omega - 232.32.46.21.01.001 $4,500
Additional Details: Omega Seamaster Planet Ocean 8500 with a 45.5mm diameter.

  • Condition: great condition
  • Diameter: 45.5mm
Posted at
Apr 18, 2026, 10:47 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

Omega - 232.30.46.51.01.001 $4,500
This Omega Seamaster Planet Ocean Chronograph is a 45.5mm watch with additional details not specified in the description.

  • Condition: Excellent condition and full set
  • Case size: 45.5mm diameter
Posted at
Apr 18, 2026, 10:42 PM
Active
[wts] Omega Seamaster Planet Ocean 8900 Blue 43.5mm 215.30.44.21.03.001 under warranty

Omega Seamaster Planet Ocean 8900 Blue 43.5mm 215.30.44.21.03.001 under warranty

Omega - 215.30.44.21.03.001 $4,600
This Omega Seamaster Planet Ocean is a 43.5mm watch with blue dial, under warranty through September 2028.

  • Case size: 43.5mm diameter
  • Water resistance: 300m depth rating
Posted at
Apr 18, 2026, 5:30 PM
Active
[wts] Omega Seamaster Planet Ocean 8900 Blue 43.5mm 215.30.44.21.03.001 underwarranty

Omega Seamaster Planet Ocean 8900 Blue 43.5mm 215.30.44.21.03.001 underwarranty

Omega - 215.30.44.21.03.001 $4,600
This Omega Seamaster Planet Ocean 8900 Blue is a 43.5mm watch with factory warranty valid through November 2028.

  • Condition: Like new (with boxes in great condition)
  • Case Size: 43.5mm
Posted at
Apr 18, 2026, 5:28 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 2500D, featuring a large 45.5mm case size and excellent condition. The watch comes with its original boxes and warranty.

  • Condition: Excellent
  • Size: 45.5mm diameter
  • Case condition: Excellent
Posted at
Apr 18, 2026, 5:24 PM
Active
[WTS] 2020 Omega Seamaster Planet Ocean 600M 42mm Black 232.30.42.21.01.001 Full Set - $4,395

2020 Omega Seamaster Planet Ocean 600M 42mm Black 232.30.42.21.01.001 Full Set - $4,395

Omega - 232.30.42.21.01.001 $4,395
Up for sale is a Omega Seamaster Planet Ocean 600m 42mm Black watch, featuring a 2020 model year.

  • Condition: Excellent condition with minimal signs of wear
  • Year: 2020
  • Contents: watch, inner & outer box, card holder, international warranty card, pictograms card, instructions manual
Posted at
Apr 18, 2026, 5:23 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

Omega - 232.32.46.21.01.005 $4,500
This is a Omega Seamaster Planet Ocean 8500, a high-end dive watch with a 45.5mm case size and various features.

  • Condition: great
  • Case Diameter: 45.5mm
Posted at
Apr 18, 2026, 5:22 PM
Active