Omega Seamaster Planet Ocean Seamaster Planet Ocean 600M Co-Axial 45.5 Mécanique 20 Sapphires

Reference 2903.50.38

Omega Seamaster Planet Ocean 600M Co-Axial 45.5 Mécanique 20 Sapphires

About this watch

The Omega Seamaster Planet Ocean 2903.50.38 is a masterpiece of engineering and design, blending precision, style, and functionality in a single timepiece. With its stunning blue dial adorned with mother of pearl, this watch shines beautifully in the light. The bold 45.5 mm case diameter makes a statement on the wrist, while the gem-set bezel adds a touch of elegance and luxury. The combination of white gold and stainless steel ensures durability, making it perfect for both casual wearers and collectors alike. With its exceptional movement, robust water resistance, and sleek design, this watch effortlessly transitions from a dive watch to a sophisticated accessory for formal occasions. Whether you're in a business meeting or enjoying a weekend getaway, the Seamaster Planet Ocean complements any outfit with its versatility and style. As an investment, this timepiece offers superior craftsmanship, iconic design, and robust movement, making it a smart buy in the long run. Omega watches hold their value remarkably well, ensuring that this watch remains a valuable possession for years to come.

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Key Features

Omega caliber 2500 automatic movement
600m water resistance with sapphire crystal
45.5mm white gold and stainless steel case diameter
22mm lug width for comfortable wear
Blue dial with mother of pearl finish and mixed indexes
Gem-set bezel for added elegance and luxury
Sapphire glass for scratch-resistant protection

Specifications

Brand

Omega

Family

Seamaster Planet Ocean

Model

Seamaster Planet Ocean 600M Co-Axial 45.5 Mécanique 20 Sapphires

Reference

2903.50.38

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. Box, Card. 232.32.46.21.01.003.

Omega - 232.32.46.21.01.003 · $3,195

This Omega Seamaster Planet Ocean is being sold with its original box and card.

Box: true
Card: true

Posted at

May 2, 2026, 1:35 PM

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2025 Omega Seamaster Planet Ocean 600m Titanium Blue 232.92.44.22.03.001 Full Set - $4,995

Omega - 232.92.44.22.03.001 · $4,995

This Omega Seamaster Planet Ocean 600m Titanium Blue is a 2025 model, reference number 232.92.44.22.03.001.

Condition: Excellent condition with minimal signs of wear
Year: 2025
Depth rating: 600m

Posted at

May 2, 2026, 12:45 PM

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Omega Seamaster Planet Ocean 2201.50 | 42mm | Full Set | Very Good Condition $3700

Omega - 2201.50 · $3,700

For sale is an Omega Seamaster Planet Ocean 2201.50, one of Omega’s most respected modern divers and an outstanding value in luxury sports watches.

Condition: Very Good Condition
Case size: 42mm
Water resistance: 600M
Movement type: Omega Co-Axial automatic movement

Posted at

May 2, 2026, 8:01 AM

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RARE Omega Seamaster Planet Ocean 2500D 45.5mm 2200.50.00

Omega - 2200.50.00 · $3,590

This Omega Seamaster Planet Ocean is a rare model featuring a 45.5mm case, making it a unique and eye-catching timepiece.

Condition: Excellent
Case Diameter: 45.5mm

Posted at

May 1, 2026, 10:22 PM

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Omega Seamaster Planet Ocean 8900 Blue 43.5mm 215.30.44.21.03.001 underwarranty

Omega - 215.30.44.21.03.001 · $4,600

The Omega Seamaster Planet Ocean 8900 Blue features a 43.5mm case size and is still under warranty until November 2028.

Warranty Valid Through: NOV 2028
Shipping Method: FedEx
Available Payment Methods: Zelle, Venmo, Wire, Apple Pay

Posted at

May 1, 2026, 10:20 PM

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Omega Seamaster Planet Ocean 8900 Blue 43.5mm 215.30.44.21.03.001 under warranty

Omega - 215.30.44.21.03.001 · $4,600

This Omega Seamaster Planet Ocean is a 43.5mm model under warranty until September 2028, complete with its boxes in great condition.

Condition: like new
Warranty Valid Until: SEP 2028
Boxes Condition: great

Posted at

May 1, 2026, 10:18 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

The Omega Seamaster Planet Ocean Chronograph is a 45.5mm watch featuring a chronograph function.

Condition: Excellent condition
Case Size: 45.5mm diameter
Payment Methods: Zelle, Venmo, wire transfer, Apple Pay

Posted at

May 1, 2026, 10:16 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: Model: Omega Seamaster Planet Ocean 8500 45.5mm, a 2 - 3 sentence summary of the watch in the listing is not directly available, but it's an Omega Seamaster Planet Ocean 8500 with a 45.5mm case.

Condition: great condition
Case diameter: 45.5mm
Movement: 8500

Posted at

May 1, 2026, 10:13 PM

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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 Ref. 232.32.42.21.01.003 is a robust and elegant dive watch that embodies OMEGA's commitment to ocean exploration and precision engineering.

Condition: VERY GOOD, few superficial scratches on case
Movement caliber: 8500
Case material: stainless steel
Water resistance depth: 600m

Posted at

May 1, 2026, 8:08 PM

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