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

Reference 215.30.44.21.03.001

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

About this watch

The Omega Seamaster Planet Ocean 600M Co-Axial, model number 215.30.44.21.03.001, is a masterpiece of luxury watchmaking that combines precision engineering and aesthetic appeal. Founded in 1848, Omega has built a reputation for crafting exceptional timepieces that are synonymous with quality and innovation. The Seamaster Planet Ocean series was introduced in 2005 and has since evolved into one of Omega’s flagship collections. Designed for professional divers, these watches combine robust functionality with luxurious design. The model 215.30.44.21.03.001 showcases Omega's dedication to both durability and elegance. The stunning blue dial radiates sophistication, making it perfect for both underwater adventures and formal occasions. The rotating ceramic bezel is an integral part of the watch’s aesthetic, while the Caliber 8900 movement is a marvel of modern horology, being the first to receive the new METAS certification. With a water resistance of 600 meters and a power reserve of 60 hours, this watch is built for the ocean depths and everyday life. The stainless steel bracelet is adjustable and feels sturdy yet lightweight on the wrist, making it suitable for wrists of various sizes.
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MSRP: $7,100
Market Price: $4,291

Key Features

  • Omega Caliber 8900 movement
  • Stainless Steel case and bracelet
  • Sapphire crystal
  • 600 meters water resistance
  • METAS certification for precision and anti-magnetism
  • Rotating ceramic bezel with 0-60 scale
  • Adjustable stainless steel bracelet

Specifications

Brand
Omega
Family
Seamaster Planet Ocean
Model
Seamaster Planet Ocean 600M Co-Axial 43.5 Master Chronometer Stainless Steel / Blue / Bracelet
Reference
215.30.44.21.03.001
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 – 232.92.42.21.03.001 – 42mm Titanium –

Omega Seamaster Planet Ocean 600M – 232.92.42.21.03.001 – 42mm Titanium –

Omega - 232.92.42.21.03.001 · $12,000
  • Case material: titanium
  • Diameter: 42mm
Posted at
Apr 17, 2026, 8:18 AM
Active
View listing on r/WatchExchange
[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, a 2020 model with all original accessories.

  • Condition: Excellent condition with minimal signs of wear
  • Depth Rating: 600m
Posted at
Apr 16, 2026, 6:40 PM
Active
View listing on r/WatchExchange
[WTS] 2025 Omega Seamaster Planet Ocean 600m Titanium Blue 232.92.44.22.03.001 Full Set - $5,295

2025 Omega Seamaster Planet Ocean 600m Titanium Blue 232.92.44.22.03.001 Full Set - $5,295

Omega - 232.92.44.22.03.001 · $5,295
Up for sale is a Omega Seamaster Planet Ocean 600m Titanium Blue, a high-end dive watch featuring a titanium case and blue dial.

  • Condition: Excellent condition with minimal signs of wear
  • Year: 2025
  • Depth Rating: 600m
Posted at
Apr 16, 2026, 5:39 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Planet Ocean 600m 45.5mm 232.30.46.21.01.002 FULL SET

Omega Seamaster Planet Ocean 600m 45.5mm 232.30.46.21.01.002 FULL SET

Omega - 232.30.46.21.01.002 · $2,999
The Omega Seamaster Planet Ocean is a high-end dive watch featuring a 600m water resistance and a 45.5mm case diameter.

  • Condition: pre-owned (polished)
  • Case Size: 45.5mm diameter
  • Water Resistance: 600m
Posted at
Apr 16, 2026, 10:12 AM
Active
View listing on r/WatchExchange
[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

Omega - 232.30.46.21.01.001 · $4,500
This Omega Seamaster Planet Ocean is a high-end diver's watch featuring a black dial and a 45.5mm case.

  • Condition: Fantastic with minor hairlines on case, clasp, or bracelet
  • Case Diameter: 45.5mm
  • Depth Rating: 600m
Posted at
Apr 16, 2026, 7:50 AM
Active
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[WTS] Omega Seamaster Planet Ocean 2900.50

Omega Seamaster Planet Ocean 2900.50

Omega - 2900.50 · $3,100
A used Omega Seamaster Planet Ocean in good working order, sold with a new band and additional accessories.

  • Condition: good with minor issues
  • Case condition: few superficial scratches on case sides
  • Band condition: new
  • Included accessories: PO metal bracelet, warranty card, hang tag, manual, box
Posted at
Apr 15, 2026, 7:37 PM
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[WTS] Omega Seamaster Planet Ocean 2201.51 42mm Box and Card S - $2,950

Omega Seamaster Planet Ocean 2201.51 42mm Box and Card S - $2,950

Omega - 2201.51 · $2,950
Up for sale is my great condition Omega Seamaster Planet Ocean 2201.51, measuring at 42mm with an automatic Omega Calibre 2500 movement.

  • Condition: Very good condition for its age
  • Case size: 42mm diameter
  • Water resistance: 200m depth rating
  • Bracelet length: up to 7-7.25 inch wrists
Posted at
Apr 15, 2026, 4:32 AM
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[WTS] Omega Seamaster Planet Ocean 600M 217.32.42.21.01.001 (Feb 2026) – $6800

Omega Seamaster Planet Ocean 600M 217.32.42.21.01.001 (Feb 2026) – $6800

Omega - 217.32.42.21.01.001 · $6,800
This Omega Seamaster Planet Ocean 600M is a stunning, bold, and sporty watch that feels refined enough to wear anywhere.

  • Condition: Brand new
  • Retail Price: $8,600 MSRP in the US
  • Shipping Included: true
  • Payment Methods: Zelle or PayPal
Posted at
Apr 14, 2026, 4:31 PM
Active
View listing on r/WatchExchange
[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

Omega - 232.92.42.21.03.001 · $4,775
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
View listing on r/WatchExchange