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 XL 45mm Black Dial

Omega - 2200.50.00 · $3,650

A timeless classic in the Seamaster catalog, the Planet Ocean XL is a do-it-all timepiece with an unmistakable profile and presence when worn.

Condition: Excellent pre-owned condition with faint wear on the case, bezel, and bracelet
Case size: 45mm diameter
Water resistance: 30m water resistant
Movement: Calibre 2500, 48 hour reserve

Posted at

Apr 28, 2025, 9:41 AM

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Omega Seamaster Planet Ocean 2500 42.5mm 2201.51.00

Omega - 2201.51.00 · $3,200

This Omega Seamaster Planet Ocean is a 42.5mm watch in excellent condition, part of the 2500 collection.

Condition: Excellent condition and full set

Posted at

Apr 27, 2025, 6:55 PM

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NEAR MINT Omega Seamaster Planet Ocean 8500 45mm 232.32.46.21.01.003 on new style OEM mesh bracelet

Omega - 232.32.46.21.01.003 · $3,600

This Omega Seamaster Planet Ocean features a 45mm case with a gray bezel, originally came with black strap and deployant clasp but now has an OEM orange bezel and a NTTD style mesh milanese bracelet.

Condition: Near mint
Bracelet: OEM mesh Milanese bracelet
Bezel: Gray with orange insert (originally black)
Strap: Swapped for new style OEM mesh milanese bracelet

Posted at

Apr 27, 2025, 6:53 PM

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Omega Seamaster Planet Ocean 8500 42.5mm 232.30.42.21.01.001

Omega - 232.30.42.21.01.001 · $3,250

This Omega Seamaster Planet Ocean is a 42.5mm watch with box and papers, available for sale.

Condition: Good
Size: 42.5mm diameter

Posted at

Apr 27, 2025, 6:44 PM

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[WTT] Omega Seamaster Planet Ocean 600M - Skyfall Limited Edition - Recent Serviced Price Drop

Omega - 232.30.42.21.01.004 · $5,650

This Omega Seamaster Planet Ocean 600M is a limited edition watch with subtle Easter eggs and a legible dial. It features a black patterned dial, 42mm case size, and Omega's in-house caliber 8507b movement with increased anti-magnetic properties.

Condition: Excellent, recently serviced
Water resistance: 600m (~2000ft)
Case size: 42mm
Movement: Omega Caliber 8507b (in-house)

Posted at

Apr 27, 2025, 2:40 PM

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