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 600m 2201.51 42mm - $2,690

Omega Seamaster Planet Ocean 600m 2201.51 42mm - $2,690

Omega - 2201.51 · $2,690
Up for sale is my Omega Seamaster Planet Ocean 2201.51, a great condition watch with an automatic movement and measuring at 42mm.

  • Condition: great condition for its age with minimal marks/hairlines on case, caseback, and bracelet
  • Movement: Omega Calibre 2500
  • Water Resistance: 600m
Posted at
Mar 15, 2026, 9:39 PM
Active
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[WTS][US] Omega Seamaster Planet Ocean 600m - Black Dial - 45.5mm - 215.30.46.51.01.001 - Full Set

[US] Omega Seamaster Planet Ocean 600m - Black Dial - 45.5mm - 215.30.46.51.01.001 - Full Set

Omega - 215.30.46.51.01.001 · $6,625
This Omega Seamaster Planet Ocean features a black dial and measures 45.5mm in diameter.

  • Condition: Fantastic with minor hairlines
  • Case Size: 45.5mm diameter
  • Depth Rating: 600m
Posted at
Mar 15, 2026, 10:27 AM
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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
The Omega Seamaster Planet Ocean 8500 is a high-end watch with exceptional condition and warranty until Nov 2027.

  • Condition: exceptional
  • Case Size: 45.5mm diameter
  • Warranty Valid Until: November 2027
Posted at
Mar 14, 2026, 4:24 PM
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[wts] Omega Seamaster Planet Ocean 8500 Orange😍🍊 45.5mm 232.32.46.21.01.001

Omega Seamaster Planet Ocean 8500 Orange😍🍊 45.5mm 232.32.46.21.01.001

Omega - 232.32.46.21.01.001 · $4,500
Additional Details: Model: Omega Seamaster Planet Ocean 8500 45.5mm

  • Condition: great condition
  • Size: 45.5mm diameter
Posted at
Mar 14, 2026, 4:16 PM
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[wts] Omega Seamaster Planet Ocean Chronograph 45.5mm 232.30.46.51.01.001

Omega Seamaster Planet Ocean Chronograph 45.5mm 232.30.46.51.01.001

Omega - 232.30.46.51.01.001
Posted at
Mar 14, 2026, 4:15 PM
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[wts] Omega Seamaster Planet Ocean 8500 Titanium 232.90.46.21.03.001 45.5mm

Omega Seamaster Planet Ocean 8500 Titanium 232.90.46.21.03.001 45.5mm

Omega - 232.90.46.21.03.001 · $4,600
This Omega Seamaster Planet Ocean features a titanium case and is part of the 8500 series.

  • Condition: Excellent
  • Case size: 45.5mm diameter
  • Warranty status: factory valid through MAY 2028
Posted at
Mar 14, 2026, 4:13 PM
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[WTS] Omega Seamaster Planet Ocean “Creamsicle” 215.30.44.21.04.001

Omega Seamaster Planet Ocean “Creamsicle” 215.30.44.21.04.001

Omega - 215.30.44.21.04.001 · $4,598
The Omega Seamaster Planet Ocean 600M 'Creamsicle' features a 43.5mm stainless steel case, crisp white lacquered dial, and a unique orange ceramic bezel.

  • Condition: Pre-owned with minor signs of wear
  • Case diameter: 43.5mm
  • Water resistance: 600m
Posted at
Mar 14, 2026, 1:47 PM
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[WTS] 2024 Omega Seamaster Planet Ocean Summer Blue 39.5mm 215.30.40.20.03.002 B+P

2024 Omega Seamaster Planet Ocean Summer Blue 39.5mm 215.30.40.20.03.002 B+P

Omega - 215.30.40.20.03.002 · $5,900
The Omega Seamaster Planet Ocean Summer Blue brings a fresh and vibrant twist to a serious dive watch, featuring Omega's striking Summer Blue dial and a clean stainless steel case on bracelet.

  • Condition: Excellent (96%)
  • Case material: Stainless Steel
  • Bezel material: Blue
  • Diameter: 39.5mm
Posted at
Mar 14, 2026, 11:06 AM
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[WTS] OMEGA Seamaster Planet Ocean 600M Ref. 232.32.42.21.01.003 - COMPLETE SET! 🔥$4,150🔥

OMEGA Seamaster Planet Ocean 600M Ref. 232.32.42.21.01.003 - COMPLETE SET! 🔥$4,150🔥

OMEGA - 232.32.42.21.01.003 · $4,150
The OMEGA Seamaster Planet Ocean 600M is a robust and elegant dive watch that embodies OMEGA's commitment to ocean exploration and precision engineering.

  • Condition: Very Good, few superficial scratches on case
  • Movement: Co-Axial Caliber 8500
  • Water resistance: up to 600 meters (2000 feet)
  • Case size: 42mm diameter
Posted at
Mar 13, 2026, 8:25 PM
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