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

Reference 2909.50.91

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

About this watch

The Omega Seamaster Planet Ocean 600M Co-Axial 2909.50.91 is a masterpiece that beautifully marries adventure with sophistication. This stunning watch features a sleek stainless steel case, a black dial with mixed indexes, and vibrant orange accents. The rotating bezel is a vital feature for divers, allowing for easy tracking of dive times. At the heart of this timepiece lies the Omega Caliber 2500 co-axial movement, a significant leap in watchmaking technology designed to improve accuracy and reduce maintenance frequency. With a power reserve of 48 hours, you can confidently take this watch off for a weekend without worrying about it stopping. The rubber strap adds comfort while the stainless steel case ensures durability. This watch is built for serious underwater adventures with a water resistance of 600 meters.
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MSRP: $3,750
Market Price: $3,070

Key Features

  • Omega Caliber 2500 co-axial movement
  • Water resistance: 600 meters
  • Rotating 0-60 bezel (dive)
  • 42mm case diameter
  • Rubber strap for comfort and style
  • Black dial with mixed indexes and orange accents

Specifications

Brand
Omega
Family
Seamaster Planet Ocean
Model
Seamaster Planet Ocean 600M Co-Axial 42 Stainless Steel / Orange / Rubber
Reference
2909.50.91
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] Omega Seamaster Planet Ocean

Omega Seamaster Planet Ocean

Omega - Planet Ocean · $7,000
Posted at
Oct 20, 2025, 1:46 PM
Active
View listing on r/WatchExchange
[WTS][WTT] Omega Seamaster Planet Ocean 600M - Skyfall Limited Edition - Serviced

[WTT] Omega Seamaster Planet Ocean 600M - Skyfall Limited Edition - Serviced

Omega - 232.30.42.21.01.004 · $4,999
The Omega Seamaster Planet Ocean 600M is a limited edition Skyfall watch with unique features such as Easter eggs and a handsome black dial. It's a supremely legible watch with a robust movement and impressive water resistance.

  • Condition: Excellent, serviced by Omega in August
  • Movement: In-house caliber 8507b, silicon balance spring
  • Water Resistance: 600m (~2000 feet)
  • Size: 42mm diameter
Posted at
Oct 19, 2025, 1:00 PM
Active
View listing on r/WatchExchange
[WTS] (Serviced) Omega Seamaster Planet Ocean 600mm Black 232.30.46.21.01.003 45.5mm $2900

(Serviced) Omega Seamaster Planet Ocean 600mm Black 232.30.46.21.01.003 45.5mm $2900

Omega - 232.30.46.21.01.003 · $2,900
Planet Ocean model with a black face, 45.5mm case size, and excellent timegrapher numbers.

  • Condition: Excellent
  • Case Size: 45.5mm
Posted at
Oct 18, 2025, 1:32 AM
Active
View listing on r/WatchExchange
[wts] NEAR MINT Omega Seamaster Planet Ocean 8500 Orange 45mm 232.32.46.21.01.003 on new style OEM mesh bracelet

NEAR MINT Omega Seamaster Planet Ocean 8500 Orange 45mm 232.32.46.21.01.003 on new style OEM mesh bracelet

Omega - 232.32.46.21.01.003 · $3,600
A near-mint Omega Seamaster Planet Ocean Orange 8500 in 45mm, featuring a gray bezel swapped for an OEM orange one and a new style OEM mesh/milanese bracelet.

  • Condition: Near mint
  • Bracelet Type: Mesh/Milanese
  • Bezel Color: Orange
Posted at
Oct 17, 2025, 9:24 PM
Active
View listing on r/WatchExchange
[wts] Omega Seamaster Planet Ocean GMT Good Planet 232.30.44.22.03.001 3.5mm

Omega Seamaster Planet Ocean GMT Good Planet 232.30.44.22.03.001 3.5mm

Omega - 232.30.44.22.03.001 · $4,900
A Omega Seamaster Planet Ocean GMT Good Planet, featuring a 43.5mm case size.

  • Condition: Good
  • Case Diameter: 43.5mm
Posted at
Oct 17, 2025, 9:21 PM
Active
View listing on r/WatchExchange
[wts] Omega Seamaster Planet Ocean Chronograph 9300 232.30.46.51.01.001 under warranty

Omega Seamaster Planet Ocean Chronograph 9300 232.30.46.51.01.001 under warranty

Omega - 9300 232.30.46.51.01.001 · $4,400
This Omega Seamaster Planet Ocean Chronograph is a well-maintained timepiece with factory warranty valid through NOV 2027.

  • Condition: Great condition with boxes and papers
Posted at
Oct 17, 2025, 9:01 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Planet Ocean 600M - 43.5mm - Black Dial - Boxes & Papers

Omega Seamaster Planet Ocean 600M - 43.5mm - Black Dial - Boxes & Papers

Omega - 232.32.44.22.01.001 · $4,999
This Omega Seamaster Planet Ocean 600M features a black dial and comes in at 43.5mm in size. It has clean crystal with no hairlines on the case.

  • Condition: great condition with clean crystal and no hairlines
  • Case Size: 43.5mm
  • Water Resistance: 600m
Posted at
Oct 17, 2025, 1:17 AM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Planet Ocean 1st Gen 42mm Automatic

Omega Seamaster Planet Ocean 1st Gen 42mm Automatic

Omega - 22095000 · $2,950
The Omega Seamaster Planet Ocean is a robust dive watch with a 600m water resistance, launched in 2005 to celebrate Omega's dive heritage. It features a stainless steel case, black matte dial, and orange aluminum bezel.

  • Condition: Excellent condition all around
  • Case size: 42mm diameter
  • Bezel material: aluminum
  • Water resistance: 600m
Posted at
Oct 15, 2025, 12:54 PM
Active
View listing on r/WatchExchange
2021 Omega Seamaster Planet Ocean �Oreo� GMT -215.30.44.22.01.001 - BPs + Extra

2021 Omega Seamaster Planet Ocean �Oreo� GMT -215.30.44.22.01.001 - BPs + Extra

Omega - 215.30.44.22.01.001 · $5,700
2021 Omega Seamaster Planet Ocean 'Oreo' GMT is a luxury watch with minor wear on the case.

  • Condition: Very Good Condition
  • Case Wear: Minor
  • Box Condition: Outer white box flap is loose
  • Accessories: Double Box,All 3 Omega Cards (Warranty dated 6/8/21),Hangtag, Manual, Customer Service papers,Extra Black/white Rubber Strap
Posted at
Apr 4, 2025, 3:36 PM
Active
View listing on RolexForums