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

Reference 2901.50.91

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

About this watch

The Omega Seamaster Planet Ocean 2901.50.91 is a masterpiece of luxury watchmaking, boasting a robust design, advanced movement technology, and exceptional water resistance. The watch's black dial, set against the stainless steel case, exudes sophistication and sporty elegance. The Omega Caliber 2500 automatic movement incorporates Omega's Co-Axial escapement, reducing friction and ensuring greater accuracy and longevity. With a water resistance of up to 600 meters, this watch is built for performance and durability, making it an ideal companion for divers and everyday users alike. Its unique blend of style, functionality, and heritage makes the Seamaster Planet Ocean a true luxury timepiece.
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MSRP: $4,400
Market Price: $3,351

Key Features

  • Omega Caliber 2500 automatic movement
  • Co-Axial escapement for reduced friction and increased accuracy
  • Stainless steel case with rotating bezel and sapphire crystal
  • Water resistance up to 600 meters
  • 42mm diameter with adjustable rubber strap
  • Black dial with luminous indexes and hands
  • Date function at 3 o'clock

Specifications

Brand
Omega
Family
Seamaster Planet Ocean
Model
Seamaster Planet Ocean 600M Co-Axial 42 Stainless Steel / Black / Rubber
Reference
2901.50.91
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] 2016 OMEGA Seamaster Planet Ocean 600M "Deep Black" Full Set/Serviced - 215.92.46.22.01.001

2016 OMEGA Seamaster Planet Ocean 600M "Deep Black" Full Set/Serviced - 215.92.46.22.01.001

OMEGA - 215.92.46.22.01.001 · $6,499
This Omega Seamaster Planet Ocean 'Deep Black' is a full ceramic GMT diver with a polished high gloss black dial, featuring a comfortable vulcanized rubber strap and scratch-resistant sapphire crystal.

  • Condition: Excellent pre-owned condition
  • Case size: 45.5mm diameter
  • Water resistance: 600m / 2,000ft depth rating
  • Year: 2016 (serviced in 2020 and 2025)
Posted at
May 18, 2026, 5:57 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Planet Ocean 42mm Titanium

Omega Seamaster Planet Ocean 42mm Titanium

Omega - Seamaster Planet Ocean · $4,900
This Omega Seamaster Planet Ocean is a 42mm titanium watch that comes with its full kit, including box and papers.

  • Payment Methods: Zelle, PayPal F&F or wire transfer
Posted at
May 18, 2026, 5:21 PM
Active
View listing on r/WatchExchange
[WTS] 2024 Omega Seamaster Planet Ocean 600M 43.5mm Black 232.30.44.22.01.001 Full Set - $4,595

2024 Omega Seamaster Planet Ocean 600M 43.5mm Black 232.30.44.22.01.001 Full Set - $4,595

Omega - 232.30.44.22.01.001 · $4,595
A 2024 Omega Seamaster Planet Ocean 600M in black, featuring a 43.5mm case and excellent condition with minimal signs of wear.

  • Condition: Excellent condition with minimal signs of wear
  • Year: 2024
  • Case size: 43.5mm
  • Depth rating: 600m
Posted at
May 17, 2026, 11:56 PM
Active
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[WTS] 2019 Omega Seamaster Planet Ocean 600M 43.5mm Black 215.30.44.21.01.001 Full Set - $4,595

2019 Omega Seamaster Planet Ocean 600M 43.5mm Black 215.30.44.21.01.001 Full Set - $4,595

Omega - 215.30.44.21.01.001 · $4,595
Up for sale is a Omega Seamaster Planet Ocean 600M 43.5mm Black, in excellent condition with minimal signs of wear.

  • Condition: Excellent condition with minimal signs of wear
  • Case Size: 43.5mm
Posted at
May 17, 2026, 11:53 PM
Active
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[WTS] 2024 Omega Seamaster Planet Ocean 600M 45.5MM Titanium 215.90.46.51.99.001

2024 Omega Seamaster Planet Ocean 600M 45.5MM Titanium 215.90.46.51.99.001

Omega - 215.90.46.51.99.001 · $8,999
2024 Omega Seamaster Planet Ocean 600M Chronograph with full titanium construction, grey dial, and Master Chronometer chronograph movement.

  • Condition: mint mint condition
  • Case size: 45.5mm diameter
  • Water resistance: 600m depth rating
  • Movement: Cal. 9900 automatic co-axial master chronometer
Posted at
May 17, 2026, 7:22 PM
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[WTS] Omega Seamaster Planet Ocean 600M (215.30.44.21.01.001)

Omega Seamaster Planet Ocean 600M (215.30.44.21.01.001)

Omega - 215.30.44.21.01.001 · $4,475
This Omega Seamaster Planet Ocean 600M is a discontinued reference featuring a black dial on a steel bracelet, with a case size of 43.5mm.

  • Condition: Excellent, with a few light marks on the case and bracelet
  • Case size: 43.5mm diameter
  • Bracelet material: Stainless Steel
  • Crystal: Sapphire
Posted at
May 17, 2026, 10:10 AM
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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 · $4,500
This Omega Seamaster Planet Ocean Chronograph is a 45.5mm watch, featuring a chronograph function.

  • Condition: Excellent condition and full set
  • Case diameter: 45.5mm
Posted at
May 16, 2026, 10:09 PM
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[wts] Omega Seamaster Planet Ocean 45.5mm 232.32.46.21.01.005

Omega Seamaster Planet Ocean 45.5mm 232.32.46.21.01.005

Omega - 232.32.46.21.01.005 · $4,500
A Omega Seamaster Planet Ocean watch with a 45.5mm case size, featuring the 8500 movement.

  • Condition: great condition
  • Case size: 45.5mm diameter
  • Movement: 8500
Posted at
May 16, 2026, 10:07 PM
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[wts] Omega Seamaster Planet Ocean Titanium 232.90.46.21.03.001 45.5mm

Omega Seamaster Planet Ocean Titanium 232.90.46.21.03.001 45.5mm

Omega - 232.90.46.21.03.001 · $4,600
This Omega Seamaster Planet Ocean 232.90.46.21.03.001 is a titanium model with a 45.5mm case size.

  • Condition: Excellent condition
  • Case size: 45.5mm diameter
Posted at
May 16, 2026, 10:03 PM
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View listing on r/WatchExchange