Omega Seamaster Planet Ocean Seamaster Planet Ocean 600M Co-Axial 45.5 Mécanique 16 Sapphires

Reference 2905.50.38

Omega Seamaster Planet Ocean 600M Co-Axial 45.5 Mécanique 16 Sapphires

About this watch

The Omega Seamaster Planet Ocean 2905.50.38 is a masterpiece of luxury watchmaking, blending robust design with superior movement and luxurious materials. This diving watch exudes sophistication, featuring a stunning blue color, gem-set bezel, and mother-of-pearl dial that reflects light beautifully. The Omega caliber 2500 automatic movement enhances precision and reduces friction, while the sapphire glass provides scratch-resistance. With its impressive water resistance of 600 meters, this watch is built for serious divers and suitable for both casual and formal occasions.
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Key Features

  • Omega Caliber 2500 Automatic Movement
  • Water Resistance up to 600 Meters
  • White Gold and Stainless Steel Construction
  • Gem-Set Bezel with Sapphire Glass
  • Mother-of-Pearl Dial with Mixed Indexes
  • Chronometer-Certified for Precision Timekeeping

Specifications

Brand
Omega
Family
Seamaster Planet Ocean
Model
Seamaster Planet Ocean 600M Co-Axial 45.5 Mécanique 16 Sapphires
Reference
2905.50.38
Movement
2500
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Co-Axial Escapement, Chronometer
Case
45.5mm
Dial Color
Blue
Crystal
Sapphire
Water Resistance
600

Current Listings

[WTS] 2025 Omega Seamaster Planet Ocean 600m Titanium Blue 232.92.44.22.03.001 Full Set - $5,295

2025 Omega Seamaster Planet Ocean 600m Titanium Blue 232.92.44.22.03.001 Full Set - $5,295

Omega - 232.92.44.22.03.001 · $5,295
This Omega Seamaster Planet Ocean 600m Titanium Blue is a high-end diver's watch featuring a titanium case and blue dial.

  • Condition: Excellent condition with minimal signs of wear
  • Year: 2025
  • Contents: Watch, Inner & Outer Box, Card Holder, International Warranty Card, Pictograms Card, Instructions Manual
Posted at
Mar 29, 2026, 12:10 AM
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[WTS] Omega Seamaster Planet Ocean 600M - 215.30.44.21.01.001 - Full Kit

Omega Seamaster Planet Ocean 600M - 215.30.44.21.01.001 - Full Kit

Omega - 215.30.44.21.01.001 · $4,350
A robust and highly capable diver featuring Omega’s modern movement and classic Planet Ocean design.

  • Condition: Clean pre-owned example with light wear throughout
  • Size: 43.5mm diameter
  • Movement: Omega's modern movement
Posted at
Mar 28, 2026, 2:54 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 listing is for an Omega Seamaster Planet Ocean Chronograph, a high-end diving watch with chronograph functionality.

  • Case Size: 45.5mm diameter
Posted at
Mar 27, 2026, 1:16 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
A Seamaster Planet Ocean Chronograph with a 45.5mm case, this Omega watch features a chronograph function among other notable features.

  • Condition: Excellent condition
  • Case Size: 45.5mm
  • Set: Full set
Posted at
Mar 27, 2026, 1:14 PM
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[wts] Omega Seamaster Planet Ocean 8500 Orange😍🍊 45.5mm 232.32.46.21.01.001

Omega Seamaster Planet Ocean 8500 Orange😍🍊 45.5mm 232.32.46.21.01.001

Omega - 232.32.46.21.01.001 · $4,500
Additional Details: Omega Seamaster Planet Ocean 8500, a full set available for sale.

  • Condition: great condition
  • Length: 45.5mm diameter
Posted at
Mar 27, 2026, 1:06 PM
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[WTS] Omega Seamaster Planet Ocean 2200.51 – 42mm – Full Set – $4,195

Omega Seamaster Planet Ocean 2200.51 – 42mm – Full Set – $4,195

Omega - 2200.51 · $4,195
The Omega Seamaster Planet Ocean is a great everyday diver featuring the Co-Axial movement in a 42mm case, with strong build quality and classic design.

  • Condition: Very clean overall with light wear consistent with age
  • Case size: 42mm diameter
  • Water resistance: 600m depth rating
  • Movement: Caliber 2500 (Co-Axial)
Posted at
Mar 27, 2026, 10:40 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
This Omega Seamaster Planet Ocean 600M is a 42mm titanium watch.

Posted at
Mar 27, 2026, 10:22 AM
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[WTS] 42mm Omega Seamaster Planet Ocean 2201.50 with Paper & Extra

42mm Omega Seamaster Planet Ocean 2201.50 with Paper & Extra

Omega - 2201.50 · $2,999
The Omega Seamaster Planet Ocean ref 2201.50 is a high-end watch featuring a black aluminum bezel, 42mm case, and 20mm lugs. It's considered the best of Omega's PO lineup with a durable design.

  • Condition: Very good
  • Case size: 42mm diameter
  • Lug to lug length: 48mm
  • Bezel material: black aluminum
Posted at
Mar 25, 2026, 7:57 PM
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[WTS] Omega Seamaster Planet Ocean 600M – 42mm Titanium – Box & Papers 2025

Omega Seamaster Planet Ocean 600M – 42mm Titanium – Box & Papers 2025

Omega - 232.90.42.21.03.001 · $5,350
This Omega Seamaster Planet Ocean 600M features a blue ceramic bezel and dial, titanium 42mm case and bracelet, with an Omega Calibre 8500 automatic chronometer and 600 meter water resistance.

  • Condition: Mint condition
  • Case material: Full titanium
  • Bracelet material: Titanium
  • Water resistance: 600 meter / 2000 feet
Posted at
Mar 25, 2026, 2:26 PM
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