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 215.92.46.22.01.001 - Watch, Inner box, and Chrono24 Authentication Card

Omega Seamaster Planet Ocean 215.92.46.22.01.001 - Watch, Inner box, and Chrono24 Authentication Card

Omega - 215.92.46.22.01.001 · $6,498
This rare Omega Seamaster Planet Ocean features a sleek black ceramic case and textured black rubber strap, with a bold contrast of smooth and brushed finishes.

  • Condition: Excellent pre-owned condition
  • Case material: black ceramic
  • Strap type: textured black rubber
  • Water resistance: not specified
Posted at
Feb 10, 2026, 5:00 PM
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[WTS] Omega Seamaster Planet Ocean - December 2025 with Blue Ceramic Bezel

Omega Seamaster Planet Ocean - December 2025 with Blue Ceramic Bezel

Omega - 217.30.42.21.01.002 · $7,300
New generation Omega Seamaster Planet Ocean with Blue ceramic bezel, bought new in December 2025, has been worn with a few minor marks.

  • Condition: Pre-owned, minor marks on the clasp and bracelet links
  • Warranty card date: December 10, 2025
  • Bracelet size: 7.1-inch (18 cm)
  • Box contents: Box, papers, warranty cards, hang tag, extra links, original receipt, and insurance appraisal
Posted at
Feb 10, 2026, 1:10 PM
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[WTS] Omega Seamaster Planet Ocean GMT “Oreo” - 215.30.44.22.01.001 - Price Reduced!

Omega Seamaster Planet Ocean GMT “Oreo” - 215.30.44.22.01.001 - Price Reduced!

Omega - 215.30.44.22.01.001 · $4,750
The Omega Seamaster Planet Ocean GMT features a 43.5mm size and is described as being in very good condition with only light scratches on the clasp and bracelet. The watch runs perfectly with no errors, losing only +/–0 seconds per day.

  • Condition: very good with minor wear
  • Size: 43.5mm diameter
Posted at
Feb 9, 2026, 4:59 PM
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[WTS] Omega Seamaster Planet Ocean Good Planet Foundation Ref: 232.32.44.22.03.001 | Full Set

Omega Seamaster Planet Ocean Good Planet Foundation Ref: 232.32.44.22.03.001 | Full Set

Omega - 232.32.44.22.03.001 · $4,500
The Omega Seamaster Planet Ocean 600M 'Good Planet' is a stainless steel watch with a vibrant blue dial, polished blue ceramic bezel, and distinctive orange GMT accents.

  • Case Diameter: 43.5 mm
  • Thickness: 17.25 mm
  • Lug Width: 21 mm
Posted at
Feb 8, 2026, 11:19 PM
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[WTS] OMEGA Seamaster Planet Ocean 6000M Ultra Deep "Summer Blue" Ref. 215.30.46.21.03.002 - ULTIMATE SET! 🔥$12,250🔥

OMEGA Seamaster Planet Ocean 6000M Ultra Deep "Summer Blue" Ref. 215.30.46.21.03.002 - ULTIMATE SET! 🔥$12,250🔥

OMEGA - 215.30.46.21.03.002 · $12,250
This OMEGA Seamaster Planet Ocean 6000M Ultra Deep represents the pinnacle of deep-sea engineering, with a massive 45.5mm case crafted from high-grade stainless steel and a lacquered dial featuring a gradient finish that transitions from blue to black.

  • Condition: UNWORN
  • Case material: O-MEGASTEEL
  • Diameter: 45.5mm
  • Water resistance: 6000m
Posted at
Feb 8, 2026, 7:42 PM
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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
A robust and elegant dive watch that embodies OMEGA's commitment to ocean exploration and precision engineering, featuring a Co-Axial Caliber 8500 movement, water-resistant up to 600 meters, and helium escape valve.

  • Condition: VERY GOOD, with few superficial scratches on case
  • Case material: stainless steel
  • Case diameter: 42mm
  • Movement: Co-Axial Caliber 8500
Posted at
Feb 8, 2026, 7:40 PM
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[WTS] Omega Seamaster Planet Ocean 600m - Black Dial - 45.5mm - 215.30.46.51.01.001 - Full Set

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

Omega - 215.30.46.51.01.001 · $6,750
Up for sale is an Omega Seamaster Planet Ocean 600m - Black Dial - 45.5mm - a mechanical watch.

  • Condition: Fantastic condition with minor hairlines
  • Case Size: 45.5mm diameter
  • Water Resistance: 600m depth rating
Posted at
Feb 8, 2026, 3:05 PM
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[WTS] Omega Seamaster Planet Ocean Ultra Deep 215.30.46.21.04.001 $7,950

Omega Seamaster Planet Ocean Ultra Deep 215.30.46.21.04.001 $7,950

Omega - 215.30.46.21.04.001 · $7,950
The Omega Seamaster Planet Ocean Ultra Deep is a technically impressive dive watch with a staggering 6,000-meter depth rating and oversized dimensions.

  • Condition: Minty condition, excellent time keeping
  • Case diameter: 45 mm
  • Lug width: 22 mm
  • Water resistance: 600 bar (6000m) - depth rating
Posted at
Feb 8, 2026, 11:07 AM
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[WTS] Omega Seamaster Planet Ocean 600M – 232.92.42.21.03.001 – 42mm Titanium – $4,895

Omega Seamaster Planet Ocean 600M – 232.92.42.21.03.001 – 42mm Titanium – $4,895

Omega - 232.92.42.21.03.001 · $4,895
The Omega Seamaster Planet Ocean 600M is a 42mm titanium watch with 600m water resistance.

Posted at
Feb 8, 2026, 9:09 AM
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