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

Reference 232.18.46.21.01.001

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

About this watch

The Omega Seamaster Planet Ocean 232.18.46.21.01.001 is a statement piece that combines craftsmanship, durability, and luxury in one timepiece. The 45.5mm stainless steel case feels solid and luxurious on the wrist, while the black dial with mixed indexes offers striking contrast and readability. The gem-set bezel adds opulence, making this watch perfect for both diving expeditions and formal events. At its core is the Omega Caliber 8500 movement, a marvel of engineering with a Co-Axial escapement that reduces friction and enhances accuracy. With a water resistance rating of 600 meters, this watch is designed for serious divers who demand precision and reliability. The alligator leather strap adds sophistication and comfort, while the deployment clasp ensures security. This timepiece is an investment in both style and reliability, perfect for those willing to invest in a piece of art that tells a story.

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MSRP: $19,500

Market Price: $7,392

Key Features

Omega Caliber 8500 movement with Co-Axial escapement
600m water resistance rating
45.5mm stainless steel case
Black dial with mixed indexes and gem-set bezel
Alligator leather strap with deployment clasp
Chronometer certification for precision timekeeping
Sapphire crystal for durability

Specifications

Brand

Omega

Family

Seamaster Planet Ocean

Model

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

Reference

232.18.46.21.01.001

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

OMEGA Seamaster Planet Ocean 600M, Ref 215.30.44.21.01.001, FULL KIT!

OMEGA - 215.30.44.21.01.001

Case diameter: 45mm
Water resistance: 600m

Posted at

Oct 31, 2025, 1:44 PM

Active

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Omega Seamaster Planet Ocean GMT Good Planet 232.30.44.22.03.001 43.5mm

Omega - 232.30.44.22.03.001 · $4,900

This Omega Seamaster Planet Ocean GMT Good Planet features a 43.5mm case size and comes with its original box and papers.

Condition: Good condition
Case Size: 43.5mm

Posted at

Oct 31, 2025, 1:24 PM

Active

View listing on r/WatchExchange

Omega Seamaster Planet Ocean Chronograph 9300 232.30.46.51.01.001 under warranty

Omega - 232.30.46.51.01.001 · $4,400

This Omega Seamaster Planet Ocean Chronograph features a 45mm case diameter, a unidirectional rotating bezel, and a date display at the 3 o'clock position.

Condition: Great condition
Water resistance: 200m depth rating
Warranty: valid through NOV 2027

Posted at

Oct 31, 2025, 1:20 PM

Active

View listing on r/WatchExchange