Omega Seamaster Planet Ocean Seamaster Planet Ocean 600M Co-Axial 45.5 Stainless Steel / Orange Numerals / Bracelet / Panama Canal

Reference 232.30.46.21.01.005

Omega Seamaster Planet Ocean 600M Co-Axial 45.5 Stainless Steel / Orange Numerals / Bracelet / Panama Canal

About this watch

The Omega Seamaster Planet Ocean 600M Co-Axial is a masterpiece that has captivated watch enthusiasts and collectors alike. This limited edition piece, released between 2011 and 2016, showcases Omega's commitment to precision, durability, and style. The stainless steel case feels robust yet comfortable on the wrist, while the black dial with orange numerals creates a stunning contrast that is both modern and highly legible. At the heart of this beauty is the Omega caliber 8500, an automatic movement featuring a Co-Axial escapement that minimizes friction between components, enhancing precision and longevity. This watch is more than capable of handling deep-sea dives with its impressive 600 meters of water resistance and rotating bezel for timing dives. The scratch-resistant sapphire crystal protects the dial from everyday wear and tear, while the design contours to the wrist, making it comfortable to wear. One of the standout features of this watch is its legibility, ensuring excellent visibility even in low-light conditions. This timepiece is a worthy addition to any watch collection, balancing functionality and style. It's a symbol of adventure, elegance, and engineering excellence, perfect for both underwater adventures and formal occasions.
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Key Features

  • Omega caliber 8500 automatic movement
  • 600 meters water resistance
  • Rotating bezel with clear markings (0-60)
  • Scratch-resistant sapphire crystal
  • Black dial with orange numerals
  • Stainless steel case and bracelet
  • Co-Axial escapement for enhanced precision

Specifications

Brand
Omega
Family
Seamaster Planet Ocean
Model
Seamaster Planet Ocean 600M Co-Axial 45.5 Stainless Steel / Orange Numerals / Bracelet / Panama Canal
Reference
232.30.46.21.01.005
Movement
8500
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
Stainless Steel 45.5mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
600

Current Listings

[WTS] Omega Seamaster Planet Ocean 2201.50 42mm - $2,700 - Reserved post for u/Impossible_Air725

Omega Seamaster Planet Ocean 2201.50 42mm - $2,700 - Reserved post for u/Impossible_Air725

Omega - 2201.50 · $2,700
Up for sale is my great condition Omega Seamaster Planet Ocean 2201.50, featuring an automatic Omega Calibre 2500 movement and measuring at 42mm.

  • Condition: Very good condition for its age, minimal marks/hairlines on case and bracelet
  • Movement: Omega Calibre 2500
  • Case material: Steel
  • Bracelet type: Original Omega steel bracelet
Posted at
Mar 10, 2026, 9:10 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Planet Ocean GoodPlanet Blue Dial 43.5mm 232.30.44.22.03.001

Omega Seamaster Planet Ocean GoodPlanet Blue Dial 43.5mm 232.30.44.22.03.001

Omega - 232.30.44.22.03.001 · $5,100
The Omega Seamaster Planet Ocean GMT features a bold stainless steel case, rich blue dial, and matching ceramic bezel with true GMT functionality.

  • Condition: Excellent pre-owned condition
  • Case Size: 44mm
  • Bracelet Size: 7.5 inches
  • Water Resistance Depth: 600m
Posted at
Mar 10, 2026, 8:04 PM
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[WTS] Omega Seamaster Planet Ocean Titanium – 42mm – 2025 Complete Set

Omega Seamaster Planet Ocean Titanium – 42mm – 2025 Complete Set

Omega - 232.90.42.21.03.001 · $5,350
This Omega Seamaster Planet Ocean features a blue ceramic bezel and dial, titanium case, and bracelet.

  • Condition: Mint condition
  • Case diameter: 42mm
  • Water resistance: 600m / 2000ft
  • Movement: Omega Calibre 8500 automatic chronometer
Posted at
Mar 10, 2026, 2:00 PM
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[WTS] Omega Seamaster Planet Ocean 42mm, full set, excellent, $4750

Omega Seamaster Planet Ocean 42mm, full set, excellent, $4750

Omega - 232.30.42.21.01.003 · $4,750
This Omega Seamaster Planet Ocean 600M features the Co-Axial Caliber 8500 automatic movement, ceramic bezel, and impressive 600 meters of water resistance. It has been well cared for and is in remarkable condition.

  • Condition: Excellent pre-owned condition
  • Case Size: 42mm diameter
  • Movement: Omega Co-Axial Caliber 8500 Automatic
  • Water Resistance: 2000ft / 600M
Posted at
Mar 10, 2026, 10:55 AM
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[WTS] Omega Seamaster Planet Ocean 2201.50

Omega Seamaster Planet Ocean 2201.50

Omega - Planet Ocean 2201.50 · $4,400
A first-generation Omega Seamaster Planet Ocean in excellent condition, featuring a 42mm size and exceptional condition for its age.

  • Condition: Extremely good, minor marks/swirls
  • Movement: 2500C COSC certified
  • Bracelet size: fits 7.25 inch wrist with additional half-link
  • Service history: serviced in December 2025
Posted at
Mar 9, 2026, 10:27 PM
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[WTS] Omega Seamaster Planet Ocean 600M (New Gen) - Full Set [217.32.42.21.01.002] - Re-post with PRICE DROP

Omega Seamaster Planet Ocean 600M (New Gen) - Full Set [217.32.42.21.01.002] - Re-post with PRICE DROP

Omega - 217.32.42.21.01.002 · $7,300
The Omega Seamaster Planet Ocean 600M is a 4th-gen model with a slim and flat 42mm case, making it wear closer to a true 39-40mm on the wrist.

  • Condition: 9.5/10
  • Origin: Purchased directly from the Omega Boutique in Nov. 2025
  • Condition Details: Excellent condition with no issues, scratches or dents
Posted at
Mar 9, 2026, 7:31 PM
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[WTS] Omega Seamaster Planet Ocean Ultra Deep 215.30.46.21.04.001 $7,900

Omega Seamaster Planet Ocean Ultra Deep 215.30.46.21.04.001 $7,900

Omega - 215.30.46.21.04.001 · $7,900
The Omega Seamaster Planet Ocean Ultra Deep is a robust and technically impressive dive watch with a staggering 6,000-meter depth rating. Released in 2022 as a production version of the prototype that went to the deepest point on Earth, this watch features high-performance engineering but oversized dimensions. It's offered in two materials: O-MEGASTEEL or Titanium.

  • Condition: Minty condition, excellent time keeping
  • Case diameter: 45mm
  • Lug width: 22mm
  • Lug-to-lug: 51.9mm
Posted at
Mar 9, 2026, 11:58 AM
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[WTS] Omega Seamaster Planet Ocean 600M Chronograph 45.5mm | Ref. 215.30.46.51.03.001 | Full Set | Excellent Condition

Omega Seamaster Planet Ocean 600M Chronograph 45.5mm | Ref. 215.30.46.51.03.001 | Full Set | Excellent Condition

Omega - 215.30.46.51.03.001 · $6,350
The Omega Seamaster Planet Ocean 600M Chronograph is a stainless steel watch with a blue dial, featuring a 45.5mm case and coin-edge rotating bezel. It's powered by the Calibre 9900, a METAS-certified Master Chronometer resistant to 15,000 gauss.

  • Condition: Excellent, minimally worn
  • Case size: 45.5mm diameter
  • Bezel type: coin-edge rotating bezel
Posted at
Mar 8, 2026, 5:10 PM
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[wts] Omega Seamaster Planet Ocean 8500 Titanium 232.90.46.21.03.001 45.5mm

Omega Seamaster Planet Ocean 8500 Titanium 232.90.46.21.03.001 45.5mm

Omega - 232.90.46.21.03.001 · $4,600
This Omega Seamaster Planet Ocean is a titanium model with a 45.5mm case size.

  • Condition: Excellent condition
  • Warranty Valid Through: MAY 2028
  • Shipping Method: FedEx
Posted at
Mar 7, 2026, 2:08 PM
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