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

Omega Seamaster Planet Ocean 2201.50 42mm - $2,650 - US BASED!

Omega - Planet Ocean 2201.50 · $2,650

Up for sale is my Omega Seamaster Planet Ocean 2201.50 in great condition for its age, measuring at 42mm with an automatic Omega Calibre 2500 movement.

Condition: Very good condition with minimal marks/hairlines on case, caseback, and bracelet
Movement: Omega Calibre 2500
Case size: 42mm
Bracelet type: Original Omega steel bracelet

Posted at

May 5, 2026, 10:12 PM

Active

View listing on r/WatchExchange

Omega / Seamaster Planet Ocean / 45.5mm / Full Set

Omega - 232.30.46.21.01.003 · $3,950

This Omega Seamaster Planet Ocean is a high-end watch featuring a 45.5mm case, full set with box and papers, and includes extra links for adjustability.

Condition: Excellent
Case Size: 45.5mm

Posted at

May 5, 2026, 3:09 PM

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Omega Seamaster Planet Ocean “007” 232.30.42.21.01.004 — 42mm — Limited 2882/5007 — $5,199 Shipped 🔥

Omega - 232.30.42.21.01.004 · $5,199

Condition: Fair overall, with signs of wear on case and bracelet
Case Diameter: 42mm
Limited Edition Number: 2882/5007
Wrist Size Fit: ~7.4"

Posted at

May 4, 2026, 9:19 PM

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Omega Seamaster Planet Ocean Chronograph 215.92.46.51.99.001 - Complete Set

Omega - 215.92.46.51.99.001 · $108,000

For sale is an Omega Seamaster Planet Ocean Chronograph, a complete set including all original accessories and packaging.

Material: Stainless Steel

Posted at

May 4, 2026, 8:27 PM

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Omega Seamaster Planet Ocean 2201.51 42mm Box and Card - $2,850

Omega - Planet Ocean 2201.51 · $2,850

Up for sale is my great condition Omega Seamaster Planet Ocean 2201.51, measuring at 42mm with an automatic Omega Calibre 2500 movement. It has a steel case on original Omega steel bracelet and comes in double box, cards, manual, and watch on original bracelet.

Condition: Very good condition for its age with minimal marks/hairlines
Case size: 42mm diameter
Bracelet length: fits up to 7-7.25 inch wrists
Movement type: automatic

Posted at

May 3, 2026, 9:00 PM

Active

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Omega Seamaster Planet Ocean 2201.50 42mm - $2,650 - US BASED!

Omega - 2201.50 · $2,650

Up for sale is my Omega Seamaster Planet Ocean 2201.50 in great condition for its age, measuring at 42mm with an automatic Omega Calibre 2500 movement.

Condition: Very good condition, minimal marks/hairlines on case and bracelet
Movement: Omega Calibre 2500, automatic
Bracelet length: not specified

Posted at

May 3, 2026, 8:52 PM

Active

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Serviced Omega Seamaster Planet Ocean 2201.50 (Gen 1) 42mm

Omega - 2201.50 · $3,850

First generation Omega Seamaster Planet Ocean 42mm in great condition, running well, with a few minor marks on the clasp and lug.

Condition: Extremely good condition, minimal marks and swirls
Movement: 2500C
Bracelet size: 7.25 inch
Additional strap and buckle: Omega OEM rubber strap and buckle

Posted at

May 3, 2026, 7:39 PM

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Omega Seamaster Planet Ocean 600M (215.30.44.21.01.001)

Omega - 215.30.44.21.01.001 · $4,475

This Omega Seamaster Planet Ocean 600M is a discontinued reference featuring a black dial on a steel bracelet, in excellent condition with a few light marks.

Condition: Excellent condition, with a few light marks on the case and bracelet
Case size: 43.5mm diameter
Case material: Stainless Steel
Bracelet material: Stainless Steel

Posted at

May 3, 2026, 8:29 AM

Active

View listing on r/WatchExchange