Omega Seamaster Planet Ocean Seamaster Planet Ocean 600M Co-Axial 42 Stainless Steel / Diamond / Black / Alligator

Reference 232.18.42.21.01.001

Omega Seamaster Planet Ocean 600M Co-Axial 42 Stainless Steel / Diamond / Black / Alligator

About this watch

The Omega Seamaster Planet Ocean 600M Co-Axial is a statement timepiece that marries functionality with style, boasting a robust design and impressive functionalities. Its black dial adorned with diamond hour markers exudes luxury without being ostentatious, while the gem-set bezel adds an element of sophistication. Powered by the Omega caliber 8500 movement, this automatic watch features a dual-barrel design providing 60 hours of power reserve and a Co-Axial escapement that enhances accuracy and extends its lifespan. With a water resistance of up to 600 meters and a certified chronometer rating, it's built for serious divers who require precision and reliability. The included alligator leather strap feels luxurious against the skin while being durable enough for daily wear. Weighing in at a comfortable amount, this watch strikes a perfect balance between sturdiness and lightness. It's versatile enough to transition from a dive to a dinner date seamlessly.

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Key Features

Omega caliber 8500 automatic movement
Dual-barrel design with 60 hours of power reserve
Co-Axial escapement for enhanced accuracy and lifespan
Water resistance up to 600 meters
Certified chronometer rating
Gem-set bezel for easy tracking of elapsed time
Stainless steel case with polished finish
Sapphire crystal for scratch-resistance and anti-reflective coating

Specifications

Brand

Omega

Family

Seamaster Planet Ocean

Model

Seamaster Planet Ocean 600M Co-Axial 42 Stainless Steel / Diamond / Black / Alligator

Reference

232.18.42.21.01.001

Movement

8500

Movement Features

Hours, Minutes, Seconds
Date
Chronometer, Co-Axial Escapement

Case

Stainless Steel 42mm

Dial Color

Black

Crystal

Sapphire

Water Resistance

600

Current Listings

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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Omega Seamaster Planet Ocean 8500 45.5mm 232.30.46.21.01.003 UNDER WARRANTY

Omega - 232.30.46.21.01.003 · $4,200

This Omega Seamaster Planet Ocean is a 45.5mm watch with a factory warranty valid until October 2026, available for sale.

Condition: Excellent condition
Warranty Valid Until: October 2026
Payment Methods: zelle, applepay, venmo

Posted at

Apr 27, 2025, 10:23 AM

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Omega Seamaster Planet Ocean GMT 43.5mm 232.32.44.22.01.002 UNDER WARRANTY through APR 2027

Omega - 232.32.44.22.01.002 · $4,100

This Omega Seamaster Planet Ocean GMT is a 43.5mm model under warranty through April 2027, sold in excellent condition with box and papers.

Condition: Excellent
Case Size: 43.5mm diameter
Strap Condition: Mint, except for missing stitches

Posted at

Apr 27, 2025, 10:17 AM

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Omega Seamaster Planet Ocean 600M 43.5mm Ref - 215.32.44.21.01.001

Posted at

Apr 24, 2025, 8:26 AM

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Zealande Rubber Watch Strap for Omega Seamaster Planet Ocean 43.5mm in Blue

Omega - Planet Ocean · $75.008

Condition: preowned/excellent
Size: 43.5mm diameter

Posted at

Apr 23, 2025, 6:20 PM

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Omega Seamaster Planet Ocean 600M 43.5mm Ref - 215.32.44.21.01.001

Omega - 215.32.44.21.01.001 · $4,000.004

This Omega Seamaster Planet Ocean features a 43.5mm case size, orange bezel highlights, and a rubber strap for added comfort.

Condition: Great shape
Case size: 43.5mm
Water resistance: 600M

Posted at

Apr 22, 2025, 7:24 PM

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Omega Seamaster Planet Ocean 600M Black Ceramic Sedna Gold 215.63.46.22.01.001

Omega - 215.63.46.22.01.001 · $14,895

The Omega Seamaster Planet Ocean 600M features a stunning combination of black ceramic and 18kt Sedna gold, with a beautiful wave pattern on the dial and a rotating bezel.

Condition: Excellent condition, little to no signs of wear
Case Size: 45.5mm
Case Material: Ceramic
Bezel Material: Ceramic and 18k Sedna Gold

Posted at

Apr 22, 2025, 4:17 PM

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