Omega Seamaster Planet Ocean Seamaster Planet Ocean 600M Co-Axial 45.5 Mécanique 18 Sapphires

Reference 2904.50.38

Omega Seamaster Planet Ocean 600M Co-Axial 45.5 Mécanique 18 Sapphires

About this watch

The Omega Seamaster Planet Ocean 2904.50.38 is a stunning luxury watch that combines technical prowess with elegant design. Its round case with a diameter of 45.5 mm boasts a bold and eye-catching presence on the wrist. The blue dial, complemented by a gem-set bezel, creates an elegant contrast that is both sophisticated and sporty. Crafted from white gold and stainless steel, this watch exudes luxury and durability. The sapphire crystal glass is scratch-resistant, ensuring your watch remains pristine even after years of wear. At the heart of this timepiece is the Omega Caliber 2500, a reliable and accurate co-axial movement that promises to keep ticking accurately. With a frequency of 25,200 vibrations per hour and a power reserve of 48 hours, it's a marvel of engineering. The watch features an impressive water resistance of up to 600 meters, making it perfect for diving enthusiasts and water sports lovers. Its analog display is straightforward, making it easy to read the time at a glance. Additionally, the date function is a handy feature for those who like to keep track of the calendar without pulling out their phones.

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Key Features

Omega Caliber 2500 Co-Axial Movement
Water Resistance up to 600 meters
Sapphire Crystal Glass
Blue Mother of Pearl Dial

Specifications

Brand

Omega

Family

Seamaster Planet Ocean

Model

Seamaster Planet Ocean 600M Co-Axial 45.5 Mécanique 18 Sapphires

Reference

2904.50.38

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

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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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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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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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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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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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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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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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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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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