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

Reference 2901.50.81

About this watch

The Omega Seamaster Planet Ocean 2901.50.81 is a masterpiece of watchmaking, combining durability, style, and precision in one stunning package. With its robust stainless steel case, polished to perfection, this 42mm timepiece radiates luxury and sophistication. The black dial, adorned with mixed indexes that catch the light beautifully, offers exceptional legibility even in low-light conditions. The rotating bezel, marked from 0-60, is perfect for timing dives and other activities, giving you that satisfying tactile feedback with each rotation. At the heart of this beauty lies the Omega caliber 2500, an automatic movement featuring the co-axial escapement, known for its accuracy and reliability. With a 48-hour power reserve, you can take it off for the weekend and still expect it to keep ticking when you put it back on. This watch is designed to perform under pressure, with a water resistance of 600 meters making it perfect for serious divers. Whether you're snorkeling in the Caribbean or exploring deeper depths, this trusted companion will hold up. The Seamaster Planet Ocean 2901.50.81 is not just a watch; it's a precision instrument, ideal for both everyday wear and special occasions.
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MSRP: $4,400
Market Price: $2,647

Key Features

  • Omega caliber 2500 automatic movement
  • Co-axial escapement for accuracy and reliability
  • 48-hour power reserve
  • 600 meters water resistance
  • Rotating bezel marked from 0-60
  • 42mm stainless steel case with polished finish
  • Black dial with mixed indexes for legibility

Specifications

Brand
Omega
Family
Seamaster Planet Ocean
Model
Seamaster Planet Ocean 600M Co-Axial 42 Stainless Steel / Black / Rubber
Reference
2901.50.81
Movement
2500
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Co-Axial Escapement, Chronometer
Case
Stainless Steel 42mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
600

Current Listings

[WTS] Omega Seamaster Planet Ocean GMT “Oreo” - 215.30.44.22.01.001

Omega Seamaster Planet Ocean GMT “Oreo” - 215.30.44.22.01.001

This Omega Seamaster Planet Ocean GMT features a 43.5mm case and is in very good condition with only light scratches on the clasp and bracelet.

  • Condition: Very good condition, minor wear
  • Size: 43.5mm diameter
Posted at
Dec 30, 2025, 1:27 PM
Active
[WTS] Omega Seamaster Planet Ocean 600M 42mm Titanium Blue Dial Co-Axial Box Papers

Omega Seamaster Planet Ocean 600M 42mm Titanium Blue Dial Co-Axial Box Papers

The Omega Seamaster Planet Ocean is a 42mm titanium dive watch with a blue ceramic bezel, powered by the Co-Axial Calibre 8500.

  • Condition: Excellent pre owned condition
  • Case material: Grade 2 titanium
  • Diameter: 42mm
  • Water resistance: 600m
Posted at
Dec 30, 2025, 9:14 AM
Active
[WTS] 12 Days of Christmas 🎄 | Day 5/12 | Omega Seamaster Planet Ocean Titanium - 42mm 🌊

12 Days of Christmas 🎄 | Day 5/12 | Omega Seamaster Planet Ocean Titanium - 42mm 🌊

Omega - Planet Ocean · $5,500
A Omega Seamaster Planet Ocean Titanium in 42mm, this listing is part of a 12-day sale.

Posted at
Dec 29, 2025, 5:35 PM
Active
[WTS] Omega Seamaster Planet Ocean 2200.51 2010 Full Set $2,999

Omega Seamaster Planet Ocean 2200.51 2010 Full Set $2,999

Omega - 2200.51 · $2,999
2010 Omega Seamaster Planet Ocean with box and cards, dated from 2010.

  • Condition: Good timegrapher numbers, last service unknown
  • Year: 2010
  • Set: Full set with box and cards
Posted at
Dec 29, 2025, 10:22 AM
Active
[WTS] Omega Seamaster Planet Ocean 2200.50 – 45.5mm Co-Axial – “Big Size” 💥 – $2,349 Shipped

Omega Seamaster Planet Ocean 2200.50 – 45.5mm Co-Axial – “Big Size” 💥 – $2,349 Shipped

Omega - 2200.50 · $2,349
This Omega Seamaster Planet Ocean is a 45.5mm Co-Axial watch that shows heavy, honest wear throughout. It has a dent on the crown side of the case and a missing bezel click spring.

  • Condition: Fair / well-used
  • Case size: 45.5mm
  • Bracelet size: 7.75-8.0 inches
  • Dial condition: clean
Posted at
Dec 28, 2025, 9:37 PM
Active
[wts] Omega Seamaster Planet Ocean 8500 Orange 45.5mm 232.32.46.21.01.003 on Omega mesh bracelet

Omega Seamaster Planet Ocean 8500 Orange 45.5mm 232.32.46.21.01.003 on Omega mesh bracelet

The Omega Seamaster Planet Ocean Orange features a 45.5mm case with a gray bezel, but was upgraded to an orange OEM bezel.

  • Condition: Near mint
  • Bracelet type: mesh/milanese bracelet
  • Original strap: black
  • Alternative clasp: deployant clasp
Posted at
Dec 27, 2025, 10:36 PM
Active
[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

This Omega Seamaster Planet Ocean 8500 features a 45.5mm case and is still under warranty until November 2027.

  • Condition: exceptional
  • Case Diameter: 45.5mm
  • Warranty Valid Until: NOV 2027
Posted at
Dec 27, 2025, 10:21 PM
Active
[wts] Omega Seamaster Planet Ocean 2500 42.5mm 2209.50.00

Omega Seamaster Planet Ocean 2500 42.5mm 2209.50.00

Omega - 2209.50.00 · $3,400
This Omega Seamaster Planet Ocean 2500 is a 42.5mm watch with excellent condition and comes with boxes and papers.

  • Condition: Great condition with boxes and papers
  • Case Size: 42.5mm
Posted at
Dec 27, 2025, 10:16 PM
Active
[WTS] 2024 Omega Seamaster Planet Ocean 600M 43.5mm Steel 215.30.44.21.01.002 Full Set

2024 Omega Seamaster Planet Ocean 600M 43.5mm Steel 215.30.44.21.01.002 Full Set

This listing features a 2024 Omega Seamaster Planet Ocean 600M, a high-end diver's watch made of stainless steel with a black ceramic dial.

  • Condition: Nice pre-owned condition with light scratches on the case and bracelet
  • Case material: Stainless Steel
  • Case dimensions: 43.5mm
  • Bezel: Rotating Dive Bezel with Black Ceramic & Orange Rubber Insert
Posted at
Dec 24, 2025, 5:43 PM
Active