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

Reference 2901.50.37

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

About this watch

The Omega Seamaster Planet Ocean 600M Co-Axial 42, reference 2901.50.37, is a luxury watch that embodies adventure and precision. Its stunning stainless steel case features polished and brushed finishes, adding a layer of sophistication. The black dial with luminous markers and hands ensures readability in low-light conditions, while the rotating bezel allows for tracking elapsed time underwater. Powered by the reliable Omega caliber 2500 automatic movement, this watch provides stable and accurate timekeeping. The Co-Axial escapement reduces friction between components, leading to improved accuracy and longevity. With a water resistance of 600 meters, this watch is suitable for serious divers and can handle extreme conditions. Its versatility makes it perfect for both casual and formal occasions, while the alligator leather strap adds a touch of luxury. This watch strikes a balance between boldness and wearability, making it a statement piece that's hard to ignore.
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MSRP: $3,200
Market Price: $3,270

Key Features

  • Stainless steel case with polished and brushed finishes
  • Black dial with luminous markers and hands
  • Rotating bezel for tracking elapsed time underwater

Specifications

Brand
Omega
Family
Seamaster Planet Ocean
Model
Seamaster Planet Ocean 600M Co-Axial 42 Stainless Steel / Black / Alligator
Reference
2901.50.37
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 232.30.42.21.01.003 – 42mm

Omega Seamaster Planet Ocean 232.30.42.21.01.003 – 42mm

Omega - 232.30.42.21.01.003
This is a listing for an Omega Seamaster Planet Ocean watch.

  • Model name: Planet Ocean
  • Case size: 42mm
Posted at
Apr 12, 2026, 12:51 PM
Active
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[WTS] Omega Seamaster Planet Ocean 215.30.44.21.01.002 – 43.5mm – Full Set

Omega Seamaster Planet Ocean 215.30.44.21.01.002 – 43.5mm – Full Set

Omega - 215.30.44.21.01.002 · $8,500
This Omega Seamaster Planet Ocean is a 43.5mm watch with additional details provided.

  • Case size: 43.5mm
Posted at
Apr 12, 2026, 12:15 PM
Active
View listing on r/WatchExchange
[WTS][US] Omega Seamaster Planet Ocean Chrono 600m - Black Dial - 45.5mm - 215.30.46.51.01.001 - Full Set

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

Omega - 215.30.46.51.01.001 · $6,525
A Omega Seamaster Planet Ocean Chrono 600m watch featuring a black dial and measuring 45.5mm in diameter.

  • Condition: Fantastic with minor hairlines
  • Case Size: 45.5mm diameter
  • Depth Rating: 600m
Posted at
Apr 12, 2026, 9:47 AM
Active
View listing on r/WatchExchange
[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

Omega - 232.32.46.21.01.003 · $3,600
The Omega Seamaster Planet Ocean Orange 8500 features a 45.5mm case, gray bezel that was swapped for an OEM orange one, and comes with a mesh/milanese bracelet.

  • Condition: Near mint
  • Bracelet type: Omega mesh/milanese
  • Case size: 45.5mm
  • Bezel color: Orange
Posted at
Apr 11, 2026, 5:11 PM
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[wts] Omega Seamaster Planet Ocean 8500 45.5mm 232.32.46.21.01.005

Omega Seamaster Planet Ocean 8500 45.5mm 232.32.46.21.01.005

Omega - 232.32.46.21.01.005 · $4,500
Additional Details: Omega Seamaster Planet Ocean 8500 45.5mm comes with boxes and papers.

  • Condition: Great
  • Case Size: 45.5mm diameter
  • Shipping: Shipped via FedEx within the US
Posted at
Apr 11, 2026, 5:08 PM
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[wts] Rare Omega Seamaster Planet Ocean 2500D 45.5mm 2200.50.00

Rare Omega Seamaster Planet Ocean 2500D 45.5mm 2200.50.00

Omega - 2200.50.00 · $3,900
A rare Omega Seamaster Planet Ocean model, featuring a 45.5mm case size and coming with original boxes and warranty.

  • Condition: Excellent
  • Case Diameter: 45.5mm
Posted at
Apr 11, 2026, 5:05 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 · $4,500
This Omega Seamaster Planet Ocean Chronograph is a 45.5mm watch that comes in full set.

  • Condition: Excellent condition
  • Case size: 45.5mm
  • Water resistance: 300m
Posted at
Apr 11, 2026, 4:40 PM
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[wts] Omega Seamaster Planet Ocean Chronograph 9300 Orange 45.5mm 232.32.46.51.01.001

Omega Seamaster Planet Ocean Chronograph 9300 Orange 45.5mm 232.32.46.51.01.001

Omega - 232.32.46.51.01.001 · $4,500
This Omega Seamaster Planet Ocean Chronograph features a 45.5mm case and comes with additional details such as boxes and warranty.

  • Case size: 45.5mm
  • Strap color: orange (swapped)
  • Strap type: black
Posted at
Apr 11, 2026, 4:38 PM
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[wts] Omega Seamaster Planet Ocean 8900 Blue 43.5mm 215.30.44.21.03.001 underwarranty

Omega Seamaster Planet Ocean 8900 Blue 43.5mm 215.30.44.21.03.001 underwarranty

Omega - 215.30.44.21.03.001 · $4,600
The Omega Seamaster Planet Ocean 8900 Blue is a luxury dive watch featuring a 43.5mm case and a factory warranty valid until NOV 2028.

  • Condition: Gently used with boxes in great condition
  • Warranty Valid Until: NOV 2028
  • Shipping Options: via FedEx anywhere in the US
Posted at
Apr 11, 2026, 4:36 PM
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View listing on r/WatchExchange