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

Omega Seamaster Planet Ocean 600m 42mm, 232.30.42.21.01.003 with black dial, (orange 6, 9, 12), w/ box & papers

Omega - 232.30.42.21.01.003 · $4,100

The Omega Seamaster Planet Ocean 600m 42mm features a classic dive watch design with a black dial, orange numerals, and stainless steel bracelet.

Condition: Excellent, previously cherished condition
Case diameter: 42mm
Water resistance: 600m
Bracelet size capacity: up to 7.5" wrist

Posted at

Mar 19, 2026, 1:35 PM

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Omega Seamaster Planet Ocean 2201.50 42mm Box and Cards - $2,990

Omega - 2201.50 · $2,990

Up for sale is my great condition Omega Seamaster Planet Ocean 2201.50, measuring at 42mm with an automatic Omega Calibre 2500 movement.

Condition: Very good condition for its age with minimal marks/hairlines
Case size: 42mm diameter
Movement: Omega Calibre 2500
Bracelet type: original Omega steel bracelet

Posted at

Mar 19, 2026, 4:52 AM

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Omega Seamaster Planet Ocean 600M – 42mm Titanium – 2025 Set

Omega - 232.90.42.21.03.001 · $5,350

The Omega Seamaster Planet Ocean 600M features a titanium 42mm case and bracelet, with a blue ceramic bezel and dial.

Condition: Mint condition
Case Size: 42mm diameter
Water Resistance: 600m / 2000ft
Movement: Omega Calibre 8500

Posted at

Mar 18, 2026, 3:33 PM

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Omega Seamaster Planet Ocean - 2200.50

Omega - 2200.50 · $3,300

This Omega Seamaster Planet Ocean ref. 2200.50 is the classic Co-Axial model powered by Omega caliber 2500, featuring a black dial and black bezel, along with sapphire crystal and 600m water resistance.

Condition: Pre-owned with scratches on AR coating
Water Resistance: 600m
Case Size: 45.5mm diameter
Movement: Omega caliber 2500 (Co-Axial)

Posted at

Mar 18, 2026, 10:18 AM

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Omega Seamaster Planet Ocean Blk & Orange $5299

Omega - Seamaster Planet Ocean · $5,299

a black and orange Omega Seamaster Planet Ocean watch for sale

Color: Black & Orange

Posted at

Mar 17, 2026, 9:09 AM

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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

A 43.5mm stainless steel Omega Seamaster Planet Ocean 600M 'Good Planet' watch with a vibrant blue dial, polished blue ceramic bezel, and orange GMT accents.

Case diameter: 43.5 mm
Thickness: 17.25 mm
Lug width: 21 mm

Posted at

Mar 16, 2026, 10:00 PM

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Omega Seamaster Planet Ocean 600M 45.5 mm, steel on steel $3200

Omega - 2208.50.00 · $3,200

The Omega Seamaster Planet Ocean 600M is a stylish dive watch that pays homage to OMEGA’s maritime legacy, featuring a black dial with a date window and an orange unidirectional rotating divers’ bezel on a stainless steel case.

Case Diameter: 45.5 mm
Water Resistance: 600m / 60 bar
Movement Power Reserve: 48 hours

Posted at

Mar 16, 2026, 5:47 PM

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Omega Seamaster Planet Ocean 600m, 2201.51, 42mm, Black Dial and Bezel, Steel Bracelet, Box & Papers

Omega - 2201.51 · $3,600

The Omega Seamaster Planet Ocean 600m is a classic dive watch with a functional combination of features, including a 42mm case diameter and distinctive black dial.

Condition: Very good, previously cherished condition
Case diameter: 42mm
Bracelet length: fits 7.25" wrist comfortably with 2 extra links

Posted at

Mar 16, 2026, 3:10 PM

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