Omega Seamaster Planet Ocean Seamaster Planet Ocean 600M Co-Axial 39.5 Master Chronometer Deep Black / Black / Strap

Reference 215.98.40.20.01.001

Omega Seamaster Planet Ocean 600M Co-Axial 39.5 Master Chronometer Deep Black / Black / Strap

About this watch

The Omega Seamaster Planet Ocean 215.98.40.20.01.001 is a statement timepiece that combines elegance with robust functionality. Founded in 1848, Omega has established itself as a leader in the luxury watch market. The Seamaster line has gained a reputation for its resilience and style, making it a favorite among divers and fashion enthusiasts alike. This model features advanced technology and modern aesthetics, including a deep black color and rich black ceramic bezel. The combination of titanium and ceramic ensures durability while keeping the weight light. The Omega caliber 8800 self-winding movement exemplifies precision with its Co-Axial escapement and Master Chronometer certification. With resistance to magnetic fields reaching up to 15,000 gauss, this watch is a marvel of engineering. It displays hours, minutes, seconds, and date functions, making it highly functional for everyday use. The robust construction ensures it can handle pressure, making it a reliable companion for underwater adventures. Whether you're exploring coral reefs or just splashing around at the beach, this watch is up to the challenge.
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Key Features

  • Omega caliber 8800 self-winding movement
  • Co-Axial escapement and Master Chronometer certification
  • 600 meters water resistance
  • 55-hour power reserve
  • Titanium and ceramic materials
  • Sapphire glass scratch-resistant crystal
  • Unidirectional rotating bezel for tracking elapsed time

Specifications

Brand
Omega
Family
Seamaster Planet Ocean
Model
Seamaster Planet Ocean 600M Co-Axial 39.5 Master Chronometer Deep Black / Black / Strap
Reference
215.98.40.20.01.001
Movement
8800
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
39.5mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
600

Current Listings

[WTS] Omega Seamaster Planet Ocean (215.30.44.21.01.001)

Omega Seamaster Planet Ocean (215.30.44.21.01.001)

Omega - 215.30.44.21.01.001
For sale is my Omega Seamaster Planet Ocean.

  • Model name: Seamaster Planet Ocean
Posted at
Jan 30, 2026, 5:44 PM
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[WTS] Omega Seamaster Planet Ocean 45.5mm 215.33.46.51.03.001 Blue Dial - $4,400

Omega Seamaster Planet Ocean 45.5mm 215.33.46.51.03.001 Blue Dial - $4,400

Omega - 215.33.46.51.03.001 · $4,400
This listing is for an Omega Seamaster Planet Ocean Chronograph 45.5mm with a blue ceramic dial. The watch comes in excellent condition and includes original Omega packaging, pictograms, master chronometer cards, operating instructions, and a blue alligator leather strap.

  • Condition: Excellent overall condition
  • Case Size: 45.5mm diameter
  • Water Resistance: not specified
  • Strap Material: blue alligator leather
Posted at
Jan 30, 2026, 2:20 PM
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[WTS] Omega Seamaster Planet Ocean “Oreo” 43.5mm

Omega Seamaster Planet Ocean “Oreo” 43.5mm

Omega - 215.33.44.22.01.001 · $6,395
Up for sale is my Omega Seamaster Planet Ocean GMT with the black/white 'Oreo' bezel, a great modern Planet Ocean with strong wrist presence but still very wearable.

  • Condition: Excellent
  • Case size: 43.5mm
  • Material: leather (strap)
  • Additional items: inner and outer boxes, papers, booklet
Posted at
Jan 29, 2026, 12:12 PM
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[WTS] Omega Seamaster Planet Ocean Titanium - 42mm - Set Under Warranty

Omega Seamaster Planet Ocean Titanium - 42mm - Set Under Warranty

Omega - 232.90.42.21.03.001 · $4,750
This Omega Seamaster Planet Ocean 600M in a titanium case and 42mm size features a robust yet lightweight design, with water resistance up to 2000 feet.

  • Condition: Excellent all-around condition
  • Case material: titanium
  • Bracelet material: titanium
  • Water resistance: 200m / 2000 feet
Posted at
Jan 28, 2026, 6:34 PM
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[WTS] Omega Seamaster Planet Ocean 600M – 43.5mm – $4,800

Omega Seamaster Planet Ocean 600M – 43.5mm – $4,800

Omega - 215.30.44.21.01.002 · $4,800
This Omega Seamaster Planet Ocean is a stainless steel watch featuring a black dial, orange accents, and a ceramic bezel. It has a water resistance of 600m and comes with a full bracelet.

  • Condition: Very good overall condition with light handling marks consistent with careful use.
  • Case Size: 43.5mm
  • Water Resistance: 600m / 2000ft
  • Movement: Co-Axial Master Chronometer (METAS)
Posted at
Jan 28, 2026, 5:52 PM
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[WTS] Omega Seamaster Planet Ocean 600M 232.30.42.21.01.003 | 2024 Full Set

Omega Seamaster Planet Ocean 600M 232.30.42.21.01.003 | 2024 Full Set

Omega - 232.30.42.21.01.003 · $3,750
A 2024 Omega Seamaster Planet Ocean 600M in great condition, with a mark on the crystal near the 9 o'clock marker.

  • Condition: Pre-Owned, Great Condition with minor mark on the crystal
  • Serial number: 310+ AMP
  • Service history: Unknown
  • Adjustment: +3 seconds per day
Posted at
Jan 27, 2026, 11:35 PM
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[WTS] 2025 Omega Seamaster Planet Ocean 600m Green Bezel 215.32.44.21.06.001 Full Set

2025 Omega Seamaster Planet Ocean 600m Green Bezel 215.32.44.21.06.001 Full Set

Omega - 215.32.44.21.06.001 · $5,600
This is an Omega Seamaster Planet Ocean 600m Green Bezel, featuring a stainless steel case with a diameter of 43.5mm.

  • Condition: very nice previously owned
  • Depth rating: 600m
  • Year: 2025
  • Bezel color: green
Posted at
Jan 27, 2026, 8:11 PM
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[WTS] Omega Seamaster Planet Ocean GMT “Oreo” – Ref. 215.30.44.22.01.001 – Full Set – Mint

Omega Seamaster Planet Ocean GMT “Oreo” – Ref. 215.30.44.22.01.001 – Full Set – Mint

Omega - 215.30.44.22.01.001 · $6,350
This Omega Seamaster Planet Ocean GMT 'Oreo' features a black dial and a black & white ceramic GMT bezel, set in a stainless steel case with a diameter of 43.5mm.

  • Condition: Mint overall condition with one minor scratch on the clasp
  • Case Size: 43.5mm
  • Case Material: Stainless steel
  • Dial Color: Black
Posted at
Jan 27, 2026, 6:32 PM
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[WTS] Omega Seamaster Planet Ocean - New generation with the Blue Ceramic Bezel - B&P

Omega Seamaster Planet Ocean - New generation with the Blue Ceramic Bezel - B&P

Omega - 217.30.42.21.01.002 · $7,600
This listing features a brand-new Omega Seamaster Planet Ocean with a blue ceramic bezel. The watch has been well-maintained and includes all original accessories, such as the box, papers, warranty cards, hang tag, extra links, and an insurance appraisal from the AD setting the replacement value at $9,200.

  • Condition: Pre-owned, minor marks on the clasp and some links, otherwise as new
  • Bracelet size: 7.1-inch (18 cm)
  • Warranty cards included: true
  • Insurance appraisal value: 9200
Posted at
Jan 27, 2026, 12:56 PM
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