Omega Seamaster Planet Ocean Seamaster Planet Ocean 600M Co-Axial 43.5 Master Chronometer Stainless Steel / Blue / Bracelet

Reference 215.30.44.21.03.003

About this watch

The Omega Seamaster Planet Ocean 215.30.44.21.03.003 is a statement piece designed for the adventurous spirit. With its stunning blue dial and robust features, this watch has captured the hearts of many since its production in 2020. The ceramic bezel and stainless-steel case create a striking contrast, making it a versatile accessory for both casual and formal occasions. At the heart of the Seamaster Planet Ocean lies the Omega caliber 8900, an automatic movement that boasts impressive features, including a power reserve of 60 hours and resistance to magnetic fields over 15,000 Gauss. The watch's water resistance up to 600 meters makes it an exceptional companion for divers and water sports enthusiasts. With only 60 units produced, this limited edition timepiece is a collector's item, offering a remarkable blend of style, functionality, and exclusivity.
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Key Features

  • Omega caliber 8900 automatic movement
  • Water resistance up to 600 meters
  • Stainless steel case with ceramic bezel
  • Sapphire crystal glass
  • Limited edition of 60 units
  • METAS certified for performance and reliability

Specifications

Brand
Omega
Family
Seamaster Planet Ocean
Model
Seamaster Planet Ocean 600M Co-Axial 43.5 Master Chronometer Stainless Steel / Blue / Bracelet
Reference
215.30.44.21.03.003
Movement
8900
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
Stainless Steel 43.5mm
Dial Color
Blue
Crystal
Sapphire
Water Resistance
600

Current Listings

[WTS] Omega Seamaster Planet Ocean 600M Blue Ceramic 43.5mm - Complete

Omega Seamaster Planet Ocean 600M Blue Ceramic 43.5mm - Complete

Omega - 21530442103001 · $4,500
The Omega Seamaster Planet Ocean 600M Blue Ceramic features a stainless steel case, blue ceramic dial, and unidirectional bezel with Liquidmetal diving scale. It has an automatic chronometer movement and is water resistant to 600 meters.

  • Condition: Unworn/mint condition
  • Case Size: 43.5mm
  • Movement Type: Automatic chronometer
Posted at
Jan 6, 2026, 2:31 PM
Active
[WTS] Omega Seamaster Planet Ocean GMT “Oreo” - 215.30.44.22.01.001 - Price Reduced!

Omega Seamaster Planet Ocean GMT “Oreo” - 215.30.44.22.01.001 - Price Reduced!

This Omega Seamaster Planet Ocean GMT is a 43.5mm watch that features a 'very good' condition, with some light scratches on the clasp and bracelet.

  • Condition: Very good condition with minor wear
  • Size: 43.5mm diameter
  • Water Resistance: 600m depth rating
  • Movement Accuracy: +-0 seconds lost per day
Posted at
Jan 6, 2026, 2:04 PM
Active
[wts] Omega Seamaster Planet Ocean 2500 1st gen 42.5mm 2209.50.00

Omega Seamaster Planet Ocean 2500 1st gen 42.5mm 2209.50.00

Omega - 2209.50.00 · $3,400
This is a first-generation Omega Seamaster Planet Ocean, model 2500, with a 42.5mm case size.

  • Condition: great condition
  • Case Size: 42.5mm
Posted at
Jan 4, 2026, 3:05 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 8500 is a high-end dive watch with exceptional condition and still under warranty.

  • Condition: exceptional condition
  • Warranty Valid Until: NOV 2027
Posted at
Jan 4, 2026, 3:03 PM
Active
[wts] Omega Seamaster Planet Ocean 8500 Orange😍🍊 45.5mm 232.32.46.21.01.001

Omega Seamaster Planet Ocean 8500 Orange😍🍊 45.5mm 232.32.46.21.01.001

The Omega Seamaster Planet Ocean 8500 is a 45.5mm watch with additional details.

  • Condition: great condition
  • Case size: 45.5mm diameter
Posted at
Jan 4, 2026, 2:58 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 with various features and settings.

  • Condition: Excellent condition
  • Case Size: 45.5mm
  • Shipping: FedEx to the US
  • Payment Methods: Zelle, Venmo, Wire, Apple Pay
Posted at
Jan 4, 2026, 2:54 PM
Active
[WTS][WTT] Omega Seamaster Planet Ocean 600M - Skyfall Limited Edition - w/ Omega Service *Price Drop*

[WTT] Omega Seamaster Planet Ocean 600M - Skyfall Limited Edition - w/ Omega Service *Price Drop*

A Skyfall Limited Edition Omega Seamaster Planet Ocean 600M watch, one of only 5,007 pieces produced, featuring a black patterned dial, Omega's in-house caliber 8507b movement with silicon balance spring for increased anti-magnetic properties, and 42mm case size.

  • Condition: Pre-owned, serviced by Omega in August
  • Movement: Omega's in-house caliber 8507b
  • Water Resistance: 600m (~2000ft)
  • Size: 42mm diameter
Posted at
Jan 4, 2026, 1:20 PM
Active
[WTS] Omega Seamaster Planet Ocean 600M 217.30.42.21.01.002

Omega Seamaster Planet Ocean 600M 217.30.42.21.01.002

Additional Details: Omega Seamaster Planet Ocean 600M Ref. 217.30.42.21.01.002 This watch comes complete with the full set as shown, including boxes, papers, and accessories.

  • Condition: Brand new with faint hairline marks on high-polished surfaces
  • Warranty Date: 11/2025
Posted at
Jan 3, 2026, 3:10 PM
Active
[WTS] OMEGA Seamaster Planet Ocean 6000M Ultra Deep "Summer Blue" Ref. 215.30.46.21.03.002 - ULTIMATE SET!

OMEGA Seamaster Planet Ocean 6000M Ultra Deep "Summer Blue" Ref. 215.30.46.21.03.002 - ULTIMATE SET!

OMEGA - 215.30.46.21.03.002 · $12,500
The OMEGA Seamaster Planet Ocean 6000M Ultra Deep is a commercially available version of the watch originally developed for the Five Deeds Expedition, featuring a massive 45.5mm case made from high-grade stainless steel and water-resistant to 6,000 meters.

  • Condition: UNWORN
  • Case size: 45.5mm diameter
  • Water resistance: 6000m depth rating
  • Movement: Co-Axial Master Chronometer Calibre 8912
Posted at
Jan 3, 2026, 5:52 AM
Active