Omega Seamaster Planet Ocean Seamaster Planet Ocean 600M Co-Axial 45.5 Titanium / Liquidmetal / Bracelet

Reference 232.90.46.21.03.001

Omega Seamaster Planet Ocean 600M Co-Axial 45.5 Titanium / Liquidmetal / Bracelet

About this watch

The Omega Seamaster Planet Ocean 600M Co-Axial 45.5 Titanium is a masterpiece of design, functionality, and durability. Crafted from titanium, this robust yet sophisticated watch boasts an impressive water resistance of 600 meters, making it perfect for both underwater adventures and elegant outings. The deep blue dial and Liquidmetal bezel create a stunning contrast, while the Omega caliber 8500 movement provides a remarkable 60-hour power reserve. With its Co-Axial escapement and certified chronometer status, this watch is not just about looks but also about reliability and precision. Whether you're a seasoned diver or a watch enthusiast, the Seamaster Planet Ocean has something to offer. Its blend of style and performance makes it a versatile choice for any occasion.
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MSRP: $8,600
Market Price: $4,296

Key Features

  • Omega caliber 8500 movement
  • 600-meter water resistance
  • 45.5 mm titanium case
  • Deep blue dial with Liquidmetal bezel
  • Co-Axial escapement and certified chronometer status
  • 60-hour power reserve
  • Sapphire crystal glass for scratch resistance

Specifications

Brand
Omega
Family
Seamaster Planet Ocean
Model
Seamaster Planet Ocean 600M Co-Axial 45.5 Titanium / Liquidmetal / Bracelet
Reference
232.90.46.21.03.001
Movement
8500
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
45.5mm
Dial Color
Blue
Crystal
Sapphire
Water Resistance
600

Current Listings

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

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

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
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[WTS] OMEGA Seamaster Planet Ocean 600M Ref. 232.32.42.21.01.003 - COMPLETE SET! 🔥$4,250🔥

OMEGA Seamaster Planet Ocean 600M Ref. 232.32.42.21.01.003 - COMPLETE SET! 🔥$4,250🔥

OMEGA - 232.32.42.21.01.003 · $4,250
The OMEGA Seamaster Planet Ocean 600M Ref. 232.32.42.21.01.003 is a robust and elegant dive watch that embodies OMEGA's commitment to ocean exploration and precision engineering.

  • Condition: VERY GOOD, few superficial scratches on case
  • Case size: 42mm
  • Water resistance: 600 meters (2000 feet)
  • Movement: Co-Axial Caliber 8500
Posted at
Jan 16, 2026, 8:06 PM
Active
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[WTS] Omega Seamaster Planet Ocean 600M – 1st Gen – 42mm

Omega Seamaster Planet Ocean 600M – 1st Gen – 42mm

Omega - 2201.51.00 · $2,950
The Omega Seamaster Planet Ocean 600M is a 42mm stainless steel dive watch with a black matte dial and orange accents, featuring an automatic chronometer movement and 600-meter water resistance.

  • Condition: Excellent condition
  • Case size: 42mm diameter
  • Movement: Omega Calibre 2500 automatic chronometer
  • Water resistance: 600m
Posted at
Jan 15, 2026, 3:32 PM
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[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!

Omega - 215.30.44.22.01.001 · $4,850
This Omega Seamaster Planet Ocean GMT features a 43.5mm case size and a 'Oreo' dial configuration.

  • Condition: very good with minor wear
  • Size: 43.5mm diameter
  • Water Resistance: 300m depth rating
Posted at
Jan 15, 2026, 12:35 PM
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[WTS] Omega Seamaster Planet Ocean 600M Chrono 215.30.46.51.99.001 Grey 45mm 2025

Omega Seamaster Planet Ocean 600M Chrono 215.30.46.51.99.001 Grey 45mm 2025

Omega - 215.30.46.51.99.001 · $7,725
The Omega Seamaster Planet Ocean Chronograph is a modern watch that balances wrist presence and comfort, featuring a 45.5mm stainless steel case and Calibre 9900 automatic movement.

  • Condition: Excellent, near mint condition with faint wear on the bracelet, case, and strap
  • Case Size: 45.5mm diameter
  • Water Resistance: 600m depth rating
  • Movement: Calibre 9900, automatic, Master Chronometer
Posted at
Jan 14, 2026, 3:46 PM
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[WTS] Omega Seamaster Planet Ocean Titanium - 42mm - Complete Set

Omega Seamaster Planet Ocean Titanium - 42mm - Complete Set

Omega - 232.90.42.21.03.001 · $4,650
The Omega Seamaster Planet Ocean 600M is a titanium watch with a blue ceramic case, 42mm size, and a water resistance of 600 meters / 2000 feet. It comes with various accessories and is in excellent condition.

  • Condition: Excellent all-around condition
  • Case material: blue ceramic - titanium
  • Bracelet type: titanium bracelet
  • Water resistance: 600m / 2000ft
Posted at
Jan 14, 2026, 11:24 AM
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[WTS] 2025 Omega Seamaster Planet Ocean 18k Sedna Gold 45.5 600m GMT 215.63.46.22.01.001

2025 Omega Seamaster Planet Ocean 18k Sedna Gold 45.5 600m GMT 215.63.46.22.01.001

Omega - 215.63.46.22.01.001 · $72,500
  • Water resistance depth rating: 600m
  • Case material: 18k Sedna Gold
Posted at
Jan 14, 2026, 9:23 AM
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[WTS] Omega Seamaster Planet Ocean Ultra Deep 215.30.46.21.04.001 $7,999

Omega Seamaster Planet Ocean Ultra Deep 215.30.46.21.04.001 $7,999

Omega - 215.30.46.21.04.001 · $7,999
The Omega Seamaster Planet Ocean Ultra Deep is a technically impressive dive watch with a staggering 6,000-meter depth rating, high-performance engineering, and oversized dimensions.

  • Condition: Minty condition, excellent time keeping
  • Case Diameter: 45 mm
  • Lug Width: 22 mm
  • Lug To Lug: 51.9mm
Posted at
Jan 13, 2026, 1:50 PM
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[WTS] Omega Seamaster Planet Ocean 43.5MM Blue 215.30.44.21.03.001 - Box and Ebay Authentication Card - $4000 Shipped

Omega Seamaster Planet Ocean 43.5MM Blue 215.30.44.21.03.001 - Box and Ebay Authentication Card - $4000 Shipped

Omega - 215.30.44.21.03.001 · $4,000
This Omega Seamaster Planet Ocean is a 43.5mm stainless steel watch with a blue ZrO₂ ceramic dial and bezel, powered by the Caliber 8900 Co-Axial Master Chronometer movement, rated to 600m/2000ft.

  • Condition: Excellent overall with minor wear and hairlines
  • Case size: 43.5mm diameter
  • Water resistance: 600m/2000ft
  • Movement: Caliber 8900 Co-Axial Master Chronometer (60-hour power reserve)
Posted at
Jan 12, 2026, 11:03 AM
Active
View listing on r/WatchExchange