Omega Seamaster Planet Ocean Seamaster Planet Ocean 600M Co-Axial 45.5 Stainless Steel / Black / Alligator

Reference 2900.50.37

About this watch

The Omega Seamaster Planet Ocean 2900.50.37 is a luxury watch that embodies style, functionality, and adventure. Founded in 1848, Omega has established itself as a titan in the watch industry, known for precision, quality, and innovative technology. This timepiece features the Omega Caliber 2500 movement, a co-axial version of the ETA 2892-A2 designed to enhance accuracy and reduce friction. The black dial, adorned with luminous markers and hands, ensures readability in any environment. The watch's robust stainless steel case is comfortable on the wrist, while the sapphire crystal protects the dial from scratches and impacts. With a water resistance of 600 meters, it's built for serious divers but doesn't shy away from elegance. The Seamaster Planet Ocean 2900.50.37 is a true embodiment of the brand's dedication to excellence, blending ruggedness and elegance in its design.
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MSRP: $4,200
Market Price: $3,536

Key Features

  • Omega Caliber 2500 movement
  • 600m water resistance
  • Sapphire crystal glass
  • 45.5mm stainless steel case
  • Rotating bezel with 0-60 markings
  • Black dial with luminous markers and hands
  • 48-hour power reserve

Specifications

Brand
Omega
Family
Seamaster Planet Ocean
Model
Seamaster Planet Ocean 600M Co-Axial 45.5 Stainless Steel / Black / Alligator
Reference
2900.50.37
Movement
2500
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Co-Axial Escapement, Chronometer
Case
Stainless Steel 45.5mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
600

Current Listings

[WTS] Omega Seamaster Planet Ocean 2201.50.00 42mm Black Dial Automatic

Omega Seamaster Planet Ocean 2201.50.00 42mm Black Dial Automatic

Omega - 2201.50.00 · $3,300
A 42mm stainless steel Omega Seamaster Planet Ocean with a black dial and automatic movement.

  • Condition: Very good condition overall, minor scratches from normal wear.
  • Case size: 42mm
  • Diameter: 40mm (movement)
  • Depth rating: 600m/2000ft
Posted at
Jun 15, 2025, 3:33 PM
Active
Pre-Owned Omega Seamaster Planet Ocean Ultra Deep 215.30.46.21.04.001

Pre-Owned Omega Seamaster Planet Ocean Ultra Deep 215.30.46.21.04.001

Omega - 215.30.46.21.04.001 · $9,199.009
The Omega Seamaster Planet Ocean Ultra Deep is a pre-owned watch in excellent condition, featuring an automatic movement and a white dial. It has a 46mm O-MEGASTEEL case and is water-resistant to 6,000 meters.

  • Condition: 94% condition, with faint marks on the sides and back of the case, and a few links of the bracelet
  • Case size: 46mm diameter
  • Material: O-MEGASTEEL
  • Dial color: White
Posted at
Jun 14, 2025, 8:37 PM
Active
[WTS] Omega Seamaster Planet Ocean Orange 42mm 2209.50.00

Omega Seamaster Planet Ocean Orange 42mm 2209.50.00

Omega - 2209.50.00 · $3,300
This Omega Seamaster Planet Ocean Orange is a 42mm stainless steel watch with an orange bezel insert and black dial featuring luminous markers and hands. It has an Omega Caliber 2500 Co-Axial Automatic movement and a water resistance of 600m.

  • Condition: Excellent (minor signs of careful wear)
  • Case Size: 42mm
  • Water Resistance: 600m / 2000ft
  • Movement: Omega Caliber 2500 Co-Axial Automatic
Posted at
Jun 14, 2025, 3:23 PM
Active
Pre-Owned Omega Seamaster Planet Ocean Ultra Deep 215.30.46.21.04.001

Pre-Owned Omega Seamaster Planet Ocean Ultra Deep 215.30.46.21.04.001

Omega - 215.30.46.21.04.001 · $9,199.009
Pre-Owned Omega Seamaster Planet Ocean Ultra Deep, a 46mm automatic watch with a white dial and 6,000m water resistance.

  • Condition: 94% (with faint marks on the sides and back of the case)
  • Case size: 46mm
  • Material: O-MEGASTEEL
  • Dial color: White
Posted at
Jun 13, 2025, 9:58 PM
Active
[WTS] Omega Seamaster Planet Ocean Chronograph 45.5mm Titanium 215.92.46.51.99.001!

Omega Seamaster Planet Ocean Chronograph 45.5mm Titanium 215.92.46.51.99.001!

A 45.5mm Omega Seamaster Planet Ocean Chronograph in titanium, featuring a grey dial and unidirectional rotating bezel.

  • Condition: Excellent pre-owned condition with typical cosmetic wear on the case and clasp
  • Case diameter: 45.5mm
  • Water resistance: 600 Meters depth rating
Posted at
Jun 13, 2025, 2:52 PM
Active
Omega Seamaster Planet Ocean 2201.50, fresh Omega Service, $3795 USD shipped CONUS only.

Omega Seamaster Planet Ocean 2201.50, fresh Omega Service, $3795 USD shipped CONUS only.

Omega - 2201.50 · $3,795.004
The Omega Seamaster Planet Ocean 2201.50 is a high-end dive watch featuring a 42mm diameter case and 20mm lugs. It boasts an impressive 600m water resistance and a fresh Omega service.

  • Condition: Excellent, with scratches in the AR coating of the crystal
  • Bracelet condition: Excellent
  • Water resistance: 600m
Posted at
Jun 11, 2025, 11:03 PM
Active
Omega Seamaster Planet Ocean 2201.50, fresh Omega Service, $3595 USD shipped CONUS only.

Omega Seamaster Planet Ocean 2201.50, fresh Omega Service, $3595 USD shipped CONUS only.

Omega - Planet Ocean 2201.50 · $3,595.004
A Planet Ocean 2201.50, a 42mm diameter watch with 600m water resistance and excellent condition except for minor scratches on the crystal.

  • Condition: Excellent with scratches in the AR coating of the crystal
  • Dimensions: 42mm diameter
  • Lugs: 20mm
  • Bracelet condition: Excellent (no stretch)
Posted at
Jun 11, 2025, 11:03 PM
Active
[WTS] Omega Seamaster Planet Ocean 2200.50

Omega Seamaster Planet Ocean 2200.50

Omega - 2200.50 · $2,350
A Omega Seamaster Planet Ocean in good condition, available for sale as watch only.

  • Condition: great condition with light scratches on crystal and bracelet
  • Payment Methods Accepted: crypto, cash, etc (except PayPal)
  • Trading Interested Brands: Tudor, Cartier, Rolex, Breitling, AP
Posted at
Jun 11, 2025, 3:40 PM
Active
[WTS] New 2025 Omega Seamaster Planet Ocean Ultra Deep 6000M Titanium 215.92.46.21.01.001

New 2025 Omega Seamaster Planet Ocean Ultra Deep 6000M Titanium 215.92.46.21.01.001

The watch being listed is a brand new Omega Seamaster Planet Ocean Ultra Deep 6000M Titanium model, featuring a sand blasted Grade 5 Titanium case and brushed black ceramic bezel. It has an automatic movement with 60-hour reserve and 6000M water resistance.

  • Condition: 10/10, unworn, new
  • Case Size: 45.5mm
  • Movement: 8912
  • Crystal Type: Domed Sapphire Crystal
Posted at
Jun 11, 2025, 1:03 PM
Active