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

Reference 2909.50.48

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

About this watch

The Omega Seamaster Planet Ocean 600M Co-Axial 42 is a luxury watch that embodies the spirit of adventure and exploration. With a water resistance of 600 meters, this watch is designed for diving enthusiasts and those who appreciate a rugged yet sophisticated look. Its robust and sporty design features a black dial paired with striking orange accents, stainless steel case, and scratch-resistant sapphire crystal. At its heart lies the Omega Caliber 2500, an automatic movement that showcases Omega's commitment to innovation, featuring a Co-Axial escapement that reduces friction between components, enhancing accuracy and longevity. The watch also boasts a comfortable alligator leather strap and is suitable for both formal and casual occasions. Its blend of features, stunning design, and Omega's renowned craftsmanship make it an ideal choice for anyone serious about horology.
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Key Features

  • Automatic movement with Co-Axial escapement
  • Impressive water resistance of up to 600 meters
  • Durable stainless steel case and scratch-resistant sapphire crystal
  • Stylish design with bold black and orange accents
  • Comfortable alligator leather strap
  • Suitable for formal and casual occasions
  • Chronometer certified movement

Specifications

Brand
Omega
Family
Seamaster Planet Ocean
Model
Seamaster Planet Ocean 600M Co-Axial 42 Stainless Steel / Orange / Alligator Short
Reference
2909.50.48
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 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
The OMEGA Seamaster Planet Ocean 600M is a robust and elegant dive watch that embodies OMEGA's commitment to ocean exploration and precision engineering.

  • Condition: Very Good, with few superficial scratches on case
  • Case Size: 42mm
  • Movement: Co-Axial Caliber 8500
  • Water Resistance: 600m (2000ft)
Posted at
Feb 1, 2026, 1:54 PM
Active
View listing on r/WatchExchange
[WTS] OMEGA SEAMASTER PLANET OCEAN 600M CERAMIC GMT 46MM - EXCELLENT - 215.92.46.22.01.004 - BOX/PAPERS

OMEGA SEAMASTER PLANET OCEAN 600M CERAMIC GMT 46MM - EXCELLENT - 215.92.46.22.01.004 - BOX/PAPERS

OMEGA - 215.92.46.22.01.004 · $7,571
A powerhouse professional diver crafted in black ceramic, featuring 600m water resistance, GMT functionality, and Omega's Master Chronometer movement.

  • Condition: Excellent
  • Case size: 46mm diameter
  • Movement type: Automatic GMT
  • Water depth rating: 600m
Posted at
Feb 1, 2026, 10:44 AM
Active
View listing on r/WatchExchange
[WTS] OMEGA SEAMASTER PLANET OCEAN 600M 44MM GREY - 215.32.44.21.01.002 - EXCELLENT - BOX/PAPERS

OMEGA SEAMASTER PLANET OCEAN 600M 44MM GREY - 215.32.44.21.01.002 - EXCELLENT - BOX/PAPERS

OMEGA - 215.32.44.21.01.002 · $6,271
A professional-grade dive watch featuring a sleek grey dial, 600m water resistance and refined modern styling.

  • Condition: Excellent
  • Movement: Master Chronometer automatic movement
  • Case size: 44mm diameter
  • Water resistance: 600m
Posted at
Feb 1, 2026, 10:35 AM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Planet Ocean 600M GMT - Solid 18K Red Gold - Ref: 232.63.44.22.01.001

Omega Seamaster Planet Ocean 600M GMT - Solid 18K Red Gold - Ref: 232.63.44.22.01.001

Omega - 232.63.44.22.01.001 · $19,000
A heavy-hitter for any collector, this Omega Seamaster Planet Ocean 600M GMT in Solid 18K Red Gold features the Calibre 8615 movement with a solid gold balance bridge and a water resistance of 600m.

  • Case Diameter: 43.5mm
  • Material: Solid 18K Red Gold
  • Movement Type: Omega Co-Axial Calibre 8615
Posted at
Jan 31, 2026, 4:07 PM
Active
View listing on r/WatchExchange
[wts] Omega Seamaster Planet Ocean 8500 45.5mm 232.30.46.21.01.001

Omega Seamaster Planet Ocean 8500 45.5mm 232.30.46.21.01.001

Omega - 232.30.46.21.01.001
Posted at
Jan 31, 2026, 4:08 AM
Active
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[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
This Omega Seamaster Planet Ocean Orange features a 45.5mm case with an orange bezel and is presented on an OEM mesh/milanese bracelet.

  • Condition: Near mint
  • Bracelet type: mesh/milanese
  • Case size: 45.5mm
Posted at
Jan 31, 2026, 4:06 AM
Active
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[WTS] Omega Seamaster Planet Ocean (215.30.44.21.01.001)

Omega Seamaster Planet Ocean (215.30.44.21.01.001)

Omega - 215.30.44.21.01.001
For sale is my Omega Seamaster Planet Ocean.

  • Model name: Seamaster Planet Ocean
Posted at
Jan 30, 2026, 5:44 PM
Active
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[WTS] Omega Seamaster Planet Ocean 45.5mm 215.33.46.51.03.001 Blue Dial - $4,400

Omega Seamaster Planet Ocean 45.5mm 215.33.46.51.03.001 Blue Dial - $4,400

Omega - 215.33.46.51.03.001 · $4,400
This listing is for an Omega Seamaster Planet Ocean Chronograph 45.5mm with a blue ceramic dial. The watch comes in excellent condition and includes original Omega packaging, pictograms, master chronometer cards, operating instructions, and a blue alligator leather strap.

  • Condition: Excellent overall condition
  • Case Size: 45.5mm diameter
  • Water Resistance: not specified
  • Strap Material: blue alligator leather
Posted at
Jan 30, 2026, 2:20 PM
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[WTS] Omega Seamaster Planet Ocean “Oreo” 43.5mm

Omega Seamaster Planet Ocean “Oreo” 43.5mm

Omega - 215.33.44.22.01.001 · $6,395
Up for sale is my Omega Seamaster Planet Ocean GMT with the black/white 'Oreo' bezel, a great modern Planet Ocean with strong wrist presence but still very wearable.

  • Condition: Excellent
  • Case size: 43.5mm
  • Material: leather (strap)
  • Additional items: inner and outer boxes, papers, booklet
Posted at
Jan 29, 2026, 12:12 PM
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