Omega Seamaster Planet Ocean Seamaster Planet Ocean 600M Co-Axial 45.5 Chronograph Stainless Steel / Diamond / Black / Alligator

Reference 232.18.46.51.01.001

Omega Seamaster Planet Ocean 600M Co-Axial 45.5 Chronograph Stainless Steel / Diamond / Black / Alligator

About this watch

The Omega Seamaster Planet Ocean 600M Co-Axial 45.5 Chronograph is a stunning luxury watch that embodies the perfect blend of advanced technology and elegance. Crafted from high-quality stainless steel, this timepiece boasts a robust yet elegant vibe with its 45.5 mm round case. The gem-set bezel adds a touch of luxury, while the black dial featuring mixed indexes and arrow hands ensures excellent legibility. With a staggering water resistance of 600 meters, this watch is designed for serious underwater adventures. Powered by the Omega caliber 9300, a self-winding chronograph with a Si14 silicium balance spring, this timepiece delivers smooth operation and precision timing. The Co-Axial escapement reduces friction between components, leading to improved accuracy and reduced maintenance needs. Wearing comfortably on the wrist, this watch adapts effortlessly with its adjustable clasp and 22 mm lug width. With a price tag of $18,600, it's an investment in craftsmanship that will stand the test of time.
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MSRP: $22,600
Market Price: $10,144

Key Features

  • 45.5mm stainless steel case
  • Gem-set bezel for added luxury
  • Black dial with mixed indexes and arrow hands
  • Omega caliber 9300 self-winding chronograph movement
  • 600m water resistance
  • Co-Axial escapement for improved accuracy
  • Adjustable clasp and 22mm lug width

Specifications

Brand
Omega
Family
Seamaster Planet Ocean
Model
Seamaster Planet Ocean 600M Co-Axial 45.5 Chronograph Stainless Steel / Diamond / Black / Alligator
Reference
232.18.46.51.01.001
Movement
9300
Movement Features
  • Hours, Minutes, Small Seconds
  • Date
  • Chronograph, Column wheel
  • Chronometer, Co-Axial Escapement
Case
Stainless Steel 45.5mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
600

Current Listings

[WTS] Omega Seamaster Planet Ocean 600M | Ref. 2201.51 | 42mm | Black Dial w/ Orange Numerals | Full Set

Omega Seamaster Planet Ocean 600M | Ref. 2201.51 | 42mm | Black Dial w/ Orange Numerals | Full Set

Omega - 2201.51 · $3,750
The Omega Seamaster Planet Ocean 600M is a modern Seamaster associated with the bold era of 007, featuring a matte black dial and iconic orange numerals.

  • Condition: Excellent
  • Diameter: 42mm
  • Movement generation: first-generation Co-Axial
Posted at
Apr 25, 2026, 10:51 AM
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[WTS] 2025 Omega Seamaster Planet Ocean 600m Titanium Blue 232.92.44.22.03.001 Full Set - $4,995

2025 Omega Seamaster Planet Ocean 600m Titanium Blue 232.92.44.22.03.001 Full Set - $4,995

Omega - 232.92.44.22.03.001 · $4,995
Up for sale is a Omega Seamaster Planet Ocean 600m Titanium Blue, Reference 232.92.44.22.03.001, from 2025 in excellent condition.

  • Condition: Excellent condition with minimal signs of wear
  • Depth rating: 600m
  • Year: 2025
Posted at
Apr 25, 2026, 9:52 AM
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[WTS] OMEGA Seamaster Planet Ocean 600M Ref. 232.32.42.21.01.003 - COMPLETE SET! 🔥$4,150🔥

OMEGA Seamaster Planet Ocean 600M Ref. 232.32.42.21.01.003 - COMPLETE SET! 🔥$4,150🔥

OMEGA - 232.32.42.21.01.003 · $4,150
The OMEGA Seamaster Planet Ocean 600M is a robust and elegant dive watch that embodies OMEGA's commitment to ocean exploration and precision engineering, featuring a 42mm stainless steel case, Co-Axial Caliber 8500 movement, black dial with orange accents and date window at 3 o'clock, water-resistant up to 600 meters (2000 feet), and helium escape valve.

  • Condition: VERY GOOD, with few superficial scratches on case.
  • Case size: 42mm diameter
  • Water resistance: 600m depth rating
  • Movement: Co-Axial Caliber 8500
Posted at
Apr 24, 2026, 6:19 PM
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[WTS] NOS Omega Seamaster Planet Ocean 600 “Creamsicle” 43.5mm 2023 complete set LNIB

NOS Omega Seamaster Planet Ocean 600 “Creamsicle” 43.5mm 2023 complete set LNIB

Omega - 215.30.44.21.04.001 · $5,749
The Omega Seamaster Planet Ocean 600M is a true professional dive watch, combining rugged capability with refined Swiss engineering. It features a 43.5mm stainless steel case paired with a striking orange ceramic bezel and offers serious underwater performance while maintaining a bold, modern aesthetic.

  • Condition: Like New
  • Case Size: 43.5mm diameter
  • Water Resistance: 600m depth rating
  • Movement: Omega Caliber 8900 (Automatic, Co-Axial Master Chronometer)
Posted at
Apr 24, 2026, 12:23 PM
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[WTS] Omega Seamaster Planet Ocean 600m “Sochi 2014” Limited Edition - No. 1629/2014 - Ref. 522.30.46.21.01.001 - Complete Set

Omega Seamaster Planet Ocean 600m “Sochi 2014” Limited Edition - No. 1629/2014 - Ref. 522.30.46.21.01.001 - Complete Set

Omega - 522.30.46.21.01.001 · $4,500
This Omega Seamaster Planet Ocean 600M 'Sochi 2014' Limited Edition is a unique commemorative piece produced in a run of just 2,014 pieces worldwide. It features a case diameter of 45.5mm and a stainless steel case material. The watch has a black dial and a domed scratch-resistant sapphire crystal with anti-reflective treatment on both sides.

  • Condition: Good condition with signs of wear present, consistent with a used watch
  • Case diameter: 45.5mm
  • Lug-to-lug: 51.5mm
  • Thickness: 16.6mm
Posted at
Apr 23, 2026, 4:12 PM
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[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, thoroughly tested on a timegrapher and running well.

  • Condition: Excellent condition with minimal signs of wear
  • Year: 2020
Posted at
Apr 23, 2026, 3:08 PM
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[WTS] 2025 Omega Seamaster Planet Ocean 600m Titanium Blue 232.92.44.22.03.001 Full Set - $4,995

2025 Omega Seamaster Planet Ocean 600m Titanium Blue 232.92.44.22.03.001 Full Set - $4,995

Omega - 232.92.44.22.03.001 · $4,995
A Omega Seamaster Planet Ocean 600m Titanium Blue watch in excellent condition is being sold for $4,995. The watch features a titanium blue case and has been thoroughly tested on a timegrapher.

  • Condition: Excellent condition with minimal signs of wear
  • Case material: Titanium
  • Depth rating: 600m
Posted at
Apr 23, 2026, 3:02 PM
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[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 · $4,475
Up for sale is an Omega Seamaster Planet Ocean 600m - Black Dial - 45.5mm - Full Set Watch functions perfectly mechanically, without issue.

  • Condition: Fantastic, minor hairlines on case, clasp, or bracelet
  • Case size: 45.5mm diameter
  • Water resistance: 600m
  • Depth rating: 600m
Posted at
Apr 23, 2026, 8:34 AM
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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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