Omega Seamaster Planet Ocean Seamaster Planet Ocean 600M Co-Axial 39.5 Master Chronometer Stainless Steel / Diamond / Black / Alligator

Reference 215.18.40.20.01.001

Omega Seamaster Planet Ocean 600M Co-Axial 39.5 Master Chronometer Stainless Steel / Diamond / Black / Alligator

About this watch

The Omega Seamaster Planet Ocean 600M Co-Axial 39.5 is a masterpiece of luxury watchmaking, expertly blending functionality with style. Its robust engineering and impressive technical features make it a worthy addition to any collection. The watch's striking black dial, adorned with mixed indexes and arrow hands, ensures legibility in any situation. Protected by a sapphire crystal, the dial is resistant to scratches and impacts. At its core lies the Omega caliber 8800 movement, certified as a Master Chronometer by METAS for precision, performance, and resistance to magnetic fields up to 15,000 gauss. With a water resistance of 600 meters, this watch can handle the rigors of ocean depths. The luxurious alligator leather strap adds a touch of sophistication, while the stainless steel case exudes durability.
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MSRP: $16,100
Market Price: $11,118

Key Features

  • Omega caliber 8800 movement
  • Master Chronometer certification
  • Water resistance up to 600 meters
  • Stainless Steel case
  • Gem-set bezel
  • Sapphire crystal dial protection
  • Luxurious alligator leather strap

Specifications

Brand
Omega
Family
Seamaster Planet Ocean
Model
Seamaster Planet Ocean 600M Co-Axial 39.5 Master Chronometer Stainless Steel / Diamond / Black / Alligator
Reference
215.18.40.20.01.001
Movement
8800
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
Stainless Steel 37.5mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
600

Current Listings

[WTS] OMEGA Seamaster Planet Ocean 6000M "Ultra Deep" Summer Blue Ref. 215.30.46.21.03.002 - ULTIMATE SET!

OMEGA Seamaster Planet Ocean 6000M "Ultra Deep" Summer Blue Ref. 215.30.46.21.03.002 - ULTIMATE SET!

OMEGA - 215.30.46.21.03.002 · $12,500
The OMEGA Seamaster Planet Ocean 6000M 'Ultra Deep' Ref. 215.30.46.21.03.002 is a commercially available version of the deep-sea watch originally developed for the Five Deeps Expedition, featuring a massive 45.5mm case made from high-grade stainless steel and powered by the Co-Axial Master Chronometer Calibre 8912.

  • Condition: UNWORN
  • Material: O-MEGASTEEL
  • Water resistance: 6000m (20,000ft)
  • Diameter: 45.5mm
Posted at
Dec 14, 2025, 11:57 PM
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[WTS][WTT] Omega Seamaster Planet Ocean 600M - Skyfall Limited Edition - w/ Omega Service *Price Drop*

[WTT] Omega Seamaster Planet Ocean 600M - Skyfall Limited Edition - w/ Omega Service *Price Drop*

Omega - 232.30.42.21.01.004 · $4,850
This Omega Seamaster Planet Ocean 600M is a limited edition Skyfall model, featuring a black dial and 42mm case size. The watch has been recently serviced by Omega and comes with service receipt and removed parts.

  • Condition: Pre-owned, recently serviced by Omega in August (service receipt included)
  • Movement: Omega's in-house caliber 8507b with silicon balance spring for increased anti-magnetic properties
  • Water resistance: 600 meters (2000 feet)
  • Bracelet size: Sized to 7 inch wrist, with additional links included
Posted at
Dec 14, 2025, 2:46 PM
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[wts] Omega Seamaster Planet Ocean Black 8900 43.5mm 215.30.44.21.01.001 under warranty

Omega Seamaster Planet Ocean Black 8900 43.5mm 215.30.44.21.01.001 under warranty

Omega - 215.30.44.21.01.001 · $4,600
This Omega Seamaster Planet Ocean Black is a 43.5mm watch with a factory warranty valid until AUG 2029, accompanied by boxes and papers.

  • Condition: Excellent
  • Case size: 43.5mm
Posted at
Dec 13, 2025, 6:58 PM
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[wts] Omega Seamaster Planet Ocean 8500 45.5mm 232.30.46.21.01.003 under warranty

Omega Seamaster Planet Ocean 8500 45.5mm 232.30.46.21.01.003 under warranty

Omega - 232.30.46.21.01.003 · $4,500
This listing is for an Omega Seamaster Planet Ocean 8500 in exceptional condition, under warranty.

  • Condition: exceptional
  • Warranty Valid Until: November 2027
Posted at
Dec 13, 2025, 6:50 PM
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[wts] Omega Seamaster Planet Ocean Titanium 232.90.46.21.03.001 45.5mm under warranty dial😍😍

Omega Seamaster Planet Ocean Titanium 232.90.46.21.03.001 45.5mm under warranty dial😍😍

Omega - 232.90.46.21.03.001 · $4,600
This Omega Seamaster Planet Ocean is a 45.5mm titanium watch under warranty, with a factory warranty valid until November 2027.

  • Condition: Excellent condition
  • Case Material: Titanium
  • Size: 45.5mm diameter
Posted at
Dec 13, 2025, 6:48 PM
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[WTS] Omega Seamaster Planet Ocean GoodPlanet GMT 44mm Blue Dial 232.32.44.22.03.001

Omega Seamaster Planet Ocean GoodPlanet GMT 44mm Blue Dial 232.32.44.22.03.001

Omega - 232.32.44.22.03.001 · $5,240
The Omega Seamaster Planet Ocean GoodPlanet is a 43.5mm dive watch with a deep blue dial, ceramic bezel, and GMT hand for tracking a second time zone.

  • Condition: Excellent pre-owned condition
  • Case size: 43.5mm diameter
  • Water resistance: unknown
Posted at
Dec 12, 2025, 11:57 PM
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[WTS] Omega Seamaster Planet Ocean 600M Black Dial 45.5mm 215.30.46.51.01.001

Omega Seamaster Planet Ocean 600M Black Dial 45.5mm 215.30.46.51.01.001

Omega - 215.30.46.51.01.001 · $6,240
A bold 45.5mm diver with a sleek black ceramic dial, matching bezel, and in-house Co-Axial Master Chronometer Calibre 9900, offering chronograph precision and magnetic resistance up to 15,000 gauss.

  • Condition: Excellent pre-owned condition
  • Case size: 45.5mm
  • Water resistance: 600m
  • Material: Stainless steel
Posted at
Dec 12, 2025, 9:59 PM
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[WTS] OMEGA Seamaster Planet Ocean 600M Ref. 232.32.42.21.01.003 - COMPLETE SET!

OMEGA Seamaster Planet Ocean 600M Ref. 232.32.42.21.01.003 - COMPLETE SET!

OMEGA - 232.32.42.21.01.003 · $4,250
A robust and elegant dive watch with a stainless steel case, black dial, and orange accents, featuring OMEGA's Co-Axial Caliber 8500 movement.

  • Condition: EXCELLENT, with few superficial scratches on case
  • Movement: Co-Axial Caliber 8500
  • Depth Rating: 600m
  • Water Resistance: 600m (2000 feet)
Posted at
Dec 12, 2025, 1:10 AM
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[WTS] Omega Seamaster Planet Ocean 600M 2200.50 – Full Set – Excellent Condition – $3,250 (Shipped CONUS) 45.5mm

Omega Seamaster Planet Ocean 600M 2200.50 – Full Set – Excellent Condition – $3,250 (Shipped CONUS) 45.5mm

Omega - 2200.50 · $3,250
This Omega Seamaster Planet Ocean 600M is a high-end diver's watch featuring a 45.5mm diameter case.

  • Condition: Excellent Condition
  • Diameter: 45.5mm
Posted at
Dec 9, 2025, 7:32 PM
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