Omega Seamaster Planet Ocean Seamaster Planet Ocean 600M Co-Axial 42 Stainless Steel / LiquidMetal / Bracelet

Reference 222.30.42.20.01.001

Omega Seamaster Planet Ocean 600M Co-Axial 42 Stainless Steel / LiquidMetal / Bracelet

About this watch

The Omega Seamaster Planet Ocean 600M Co-Axial is a statement piece that tells a story of adventure, sophistication, and impeccable craftsmanship. This limited edition watch features the Omega caliber 2500 automatic movement with Co-Axial escapement, boasting precision and reduced friction for increased longevity. The stainless steel case measures 42mm in diameter, striking a perfect balance between presence and comfort on the wrist. The rotating dive bezel is made of scratch-resistant LiquidMetal, adding a modern touch to the classic design. With an impressive water resistance of 600 meters, this watch is designed for serious divers. The black dial features luminous indexes and a secure fit bracelet, making it ideal for underwater adventures. Whether you're exploring coral reefs or just taking a dip in the pool, you can be confident that this timepiece can handle the pressure.
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MSRP: $5,700
Market Price: $6,865

Key Features

  • Omega caliber 2500 automatic movement
  • Co-Axial escapement with reduced friction
  • Stainless steel case measuring 42mm in diameter
  • LiquidMetal rotating dive bezel for precise timing underwater
  • Scratch-resistant LiquidMetal material
  • Water resistance of 600 meters for serious diving
  • Black dial with luminous indexes for readability

Specifications

Brand
Omega
Family
Seamaster Planet Ocean
Model
Seamaster Planet Ocean 600M Co-Axial 42 Stainless Steel / LiquidMetal / Bracelet
Reference
222.30.42.20.01.001
Movement
2500
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Co-Axial Escapement, Chronometer
Case
Stainless Steel 42mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
600

Current Listings

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

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

Omega - 2201.50 · $2,700
Up for sale is my Omega Seamaster Planet Ocean 2201.50, a 42mm automatic watch with an Omega Calibre 2500 movement.

  • Condition: very good condition with minimal marks/hairlines
  • Movement: Omega Calibre 2500
  • Bracelet length: unknown
  • Shipping cost: Fedex Priority Shipping from the Philippines with possible additional tariffs for USA buyers
Posted at
Mar 10, 2026, 9:12 PM
Active
View listing on r/WatchExchange
[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
Active
View listing on r/WatchExchange
[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
Active
View listing on r/WatchExchange
[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
Active
View listing on r/WatchExchange
[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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2021 Omega Seamaster Planet Ocean �Oreo� GMT -215.30.44.22.01.001 - BPs + Extra

2021 Omega Seamaster Planet Ocean �Oreo� GMT -215.30.44.22.01.001 - BPs + Extra

Omega - 215.30.44.22.01.001 · $5,700
2021 Omega Seamaster Planet Ocean 'Oreo' GMT is a luxury watch with minor wear on the case.

  • Condition: Very Good Condition
  • Case Wear: Minor
  • Box Condition: Outer white box flap is loose
  • Accessories: Double Box,All 3 Omega Cards (Warranty dated 6/8/21),Hangtag, Manual, Customer Service papers,Extra Black/white Rubber Strap
Posted at
Apr 4, 2025, 3:36 PM
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Omega SEAMASTER PLANET OCEAN 600M STEEL SUMMER BLUE DIAL 39.5MM 2024 FULL SET

Omega SEAMASTER PLANET OCEAN 600M STEEL SUMMER BLUE DIAL 39.5MM 2024 FULL SET

Omega - 215.30.40.20.03.002 · $5,175
This is a 2024 Omega Seamaster Planet Ocean 600m in stainless steel with a blue ceramic bezel and brushed ceramic blue gradient dial.

  • Condition: Excellent, unpolished condition
  • Movement: Co-Axial Master Chronometer calibre 8900
  • Water resistance: 600m
  • Diameter: 39.5mm
Posted at
Apr 3, 2025, 9:35 PM
Active
View listing on RolexForums