Omega Seamaster Planet Ocean Seamaster Planet Ocean 600M Co-Axial 43.5 Master Chronometer Sedna Gold / Blue / Strap

Reference 215.63.44.21.03.001

About this watch

The Omega Seamaster Planet Ocean 600M Co-Axial 43.5 Master Chronometer (Model: 215.63.44.21.03.001) stands out as a masterpiece of engineering and design, with its stunning aesthetics, robust performance, and exceptional durability. It's more than just a watch; it's a statement piece that embodies the spirit of adventure. The combination of Sedna Gold and vibrant blue ceramic bezel creates a striking contrast that demands attention, reminiscent of ocean waves capturing the essence of adventure. Every detail is exquisitely crafted, with a touch of luxury hard to ignore. While undoubtedly a diver's watch, it transitions seamlessly from the ocean to the office or even a formal event, adapting to its surroundings while maintaining its unique charm. The comfort of wearing this watch is noteworthy, balancing perfectly on the wrist and feeling like a natural extension of oneself. Omega caliber 8901 movement, with a Co-Axial escapement, enhances long-term accuracy and reduces friction, making it reliable for precise timekeeping in any situation.
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MSRP: $30,200
Market Price: $18,535

Key Features

  • Omega caliber 8901 automatic movement
  • Master Chronometer seal for precision and magnetic resistance
  • 600-meter water resistance for scuba diving
  • Sapphire glass with scratch resistance
  • Ceramic bezel for durability
  • Stunning design with Sedna Gold and blue color palette
  • Date function integration

Specifications

Brand
Omega
Family
Seamaster Planet Ocean
Model
Seamaster Planet Ocean 600M Co-Axial 43.5 Master Chronometer Sedna Gold / Blue / Strap
Reference
215.63.44.21.03.001
Movement
8901
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
Sedna Gold 43.5mm
Dial Color
Blue
Crystal
Sapphire
Water Resistance
600

Current Listings

[WTS] Omega Seamaster Planet Ocean 45.5mm Full Kit

Omega Seamaster Planet Ocean 45.5mm Full Kit

Omega - Planet Ocean 45.5mm $3,500
A Omega Seamaster Planet Ocean 45.5mm watch for sale, with additional details including box, papers, and various straps.

  • Condition: Light wear, a few tiny scuffs and scratches on the lugs and case
  • Water Resistance: 600 meters
  • Movement: Caliber 2500, Co-Axial Escapement, Chronometer
Posted at
Jan 20, 2026, 5:42 PM
Active
[WTS] Omega Seamaster Planet Ocean 600M - Blue Ceramic 43.5mm - Complete Set

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

Omega - 21530442103001 $4,500
The Omega Seamaster Planet Ocean 600M is a robust dive watch with a depth rating of 600 meters, featuring a blue ceramic dial and unidirectional bezel.

  • Condition: Unworn/mint condition
  • Case size: 43.5mm diameter
  • Depth rating: 2000 feet / 60 bar
  • Movement: Omega Calibre 8900 automatic chronometer
Posted at
Jan 20, 2026, 2:45 PM
Active
[WTS] Like NEW 2025 Omega Seamaster Planet Ocean 4th Gen | Pristine Full Kit | Save $1,250+ off MSRP! 馃敟 $7,349

Like NEW 2025 Omega Seamaster Planet Ocean 4th Gen | Pristine Full Kit | Save $1,250+ off MSRP! 馃敟 $7,349

Omega - 217.32.42.21.01.002 $7,349
The Omega Seamaster Planet Ocean 4th Gen, a brand new no-date and no-Hev model that was only worn for a day, offers 600m water resistance and a 42mm case size.

  • Condition: MINT
  • Water resistance: 600m
  • Case size: 42mm
  • Depth rating: 600m
Posted at
Jan 19, 2026, 1:50 PM
Active
[WTS] Omega Seamaster Planet Ocean 21 mm bracelet- brand new | never worn

Omega Seamaster Planet Ocean 21 mm bracelet- brand new | never worn

Omega - Planet Ocean $575
Selling a brand new Omega Planet Ocean with a stainless steel bracelet that has never been installed.

  • Condition: Brand new / never worn
  • Bracelet width: 21mm
  • Payment methods: Zelle, PayPal
Posted at
Jan 19, 2026, 12:44 PM
Active
[WTS] OMEGA SEAMASTER PLANET OCEAN 600M GMT CERAMIC - 215.92.46.22.01.004 - EXCELLENT - BOX/ PAPERS

OMEGA SEAMASTER PLANET OCEAN 600M GMT CERAMIC - 215.92.46.22.01.004 - EXCELLENT - BOX/ PAPERS

OMEGA - 215.92.46.22.01.004 $7,571
A powerhouse professional diver crafted in black ceramic featuring 600m water resistance, GMT functionality, and Omega's Master Chronometer movement built for extreme performance and precision.

  • Condition: Excellent
  • Case: 46mm diameter
  • Dial: Black
  • Bezel: Black
Posted at
Jan 18, 2026, 2:05 PM
Active
[WTS] 2021 Omega Seamaster Planet Ocean 600M 43.5mm Black Orange Mint Full Set

2021 Omega Seamaster Planet Ocean 600M 43.5mm Black Orange Mint Full Set

Omega - 215.32.44.21.01.001 $5,495
A modern professional dive watch engineered for serious diving while remaining refined enough for everyday wear.

  • Condition: Like New
  • Year: 2021
  • Water Resistance: 600m
Posted at
Jan 18, 2026, 12:24 PM
Active
[WTS] Omega Seamaster Planet Ocean Chronograph full kit

Omega Seamaster Planet Ocean Chronograph full kit

Omega - 215.30.46.51.01.001 $4,999
2023 model year Omega Seamaster Planet Ocean Chronograph featuring jump hour capabilities, chronograph functions, and helium escape.

  • Condition: great shape with minor wear
  • Water resistance: 600m
  • Diameter: 45.5mm
Posted at
Jan 18, 2026, 11:32 AM
Active
[WTS] Omega Seamaster Planet Ocean 2200.50 - 45.5mm

Omega Seamaster Planet Ocean 2200.50 - 45.5mm

The Omega Seamaster Planet Ocean 2200.50 is a fantastic piece that's perfect for those who want a James Bond-style watch.

  • Condition: great, very minimal wear
  • Case size: 45.5mm diameter
  • Wrist fit: up to 7.5 inch wrist
Posted at
Jan 17, 2026, 4:54 PM
Active
[WTS] OMEGA Seamaster Planet Ocean 6000M Ultra Deep "Summer Blue" Ref. 215.30.46.21.03.002 - ULTIMATE SET! 馃敟$12,500馃敟

OMEGA Seamaster Planet Ocean 6000M Ultra Deep "Summer Blue" Ref. 215.30.46.21.03.002 - ULTIMATE SET! 馃敟$12,500馃敟

OMEGA - 215.30.46.21.03.002 $12,500
The OMEGA Seamaster Planet Ocean 6000M Ultra Deep Ref. 215.30.46.21.03.002 is a commercially available version of the watch originally developed for the Five Deeps Expedition, featuring water-resistance to an astounding 6,000 meters and powered by the Co-Axial Master Chronometer Calibre 8912.

  • Condition: UNWORN
  • Water resistance: 6000m depth rating
  • Case size: 45.5mm diameter
  • Material: O-MEGASTEEL
Posted at
Jan 16, 2026, 8:15 PM
Active