Omega Seamaster Planet Ocean Seamaster Planet Ocean 600M Co-Axial 42 Mécanique 24 Sapphires

Reference 2912.50.38

Omega Seamaster Planet Ocean 600M Co-Axial 42 Mécanique 24 Sapphires

About this watch

The Omega Seamaster Planet Ocean 2912.50.38 is a masterclass in technical excellence and luxury appeal. Crafted from a stunning combination of white gold and stainless steel, this watch exudes rugged elegance while boasting cutting-edge technology. The mesmerizing blue mother of pearl dial features mixed indexes and arrow hands for easy readability, even underwater. At the heart of this timepiece lies the Omega caliber 2500, an automatic movement renowned for its Co-Axial escapement, reducing friction among its parts and enhancing accuracy and longevity. With a power reserve of 48 hours and certified chronometric performance, this watch is designed for serious divers and water enthusiasts. Its stunning design, robust functionality, and luxurious materials make it a fantastic choice for anyone who appreciates high-quality timepieces. The Omega Seamaster Planet Ocean 2912.50.38 is not just a watch; it's a statement piece that combines style, performance, and durability in perfect harmony.

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Key Features

Omega caliber 2500 automatic movement
Co-Axial escapement for enhanced accuracy and longevity
48-hour power reserve
Certified chronometric performance
600m water resistance
White gold and stainless steel construction
Sapphire glass crystal

Specifications

Brand

Omega

Family

Seamaster Planet Ocean

Model

Seamaster Planet Ocean 600M Co-Axial 42 Mécanique 24 Sapphires

Reference

2912.50.38

Movement

2500

Movement Features

Hours, Minutes, Seconds
Date
Co-Axial Escapement, Chronometer

Case

42mm

Dial Color

Blue

Crystal

Sapphire

Water Resistance

600

Current Listings

Omega Seamaster Planet Ocean 600M (New Gen) - Full Set [217.32.42.21.01.002] - Re-post with PRICE DROP

Omega - 217.32.42.21.01.002 · $7,300

The Omega Seamaster Planet Ocean 600M is a 4th-gen model with a slim and flat 42mm case, making it wear closer to a true 39-40mm on the wrist.

Condition: 9.5/10
Origin: Purchased directly from the Omega Boutique in Nov. 2025
Condition Details: Excellent condition with no issues, scratches or dents

Posted at

Mar 9, 2026, 7:31 PM

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Omega Seamaster Planet Ocean Ultra Deep 215.30.46.21.04.001 $7,900

Omega - 215.30.46.21.04.001 · $7,900

The Omega Seamaster Planet Ocean Ultra Deep is a robust and technically impressive dive watch with a staggering 6,000-meter depth rating. Released in 2022 as a production version of the prototype that went to the deepest point on Earth, this watch features high-performance engineering but oversized dimensions. It's offered in two materials: O-MEGASTEEL or Titanium.

Condition: Minty condition, excellent time keeping
Case diameter: 45mm
Lug width: 22mm
Lug-to-lug: 51.9mm

Posted at

Mar 9, 2026, 11:58 AM

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Omega Seamaster Planet Ocean 600M Chronograph 45.5mm | Ref. 215.30.46.51.03.001 | Full Set | Excellent Condition

Omega - 215.30.46.51.03.001 · $6,350

The Omega Seamaster Planet Ocean 600M Chronograph is a stainless steel watch with a blue dial, featuring a 45.5mm case and coin-edge rotating bezel. It's powered by the Calibre 9900, a METAS-certified Master Chronometer resistant to 15,000 gauss.

Condition: Excellent, minimally worn
Case size: 45.5mm diameter
Bezel type: coin-edge rotating bezel

Posted at

Mar 8, 2026, 5:10 PM

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Omega Seamaster Planet Ocean 8500 Titanium 232.90.46.21.03.001 45.5mm

Omega - 232.90.46.21.03.001 · $4,600

This Omega Seamaster Planet Ocean is a titanium model with a 45.5mm case size.

Condition: Excellent condition
Warranty Valid Through: MAY 2028
Shipping Method: FedEx

Posted at

Mar 7, 2026, 2:08 PM

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Omega Seamaster Planet Ocean GMT Titanium 232.90.44.22.03.001 43.5mm under warranty

Omega - 232.90.44.22.03.001 · $5,200

The Omega Seamaster Planet Ocean GMT Titanium is a high-end dive watch with a 43.5mm case, featuring a GMT function and a titanium construction.

Condition: Near mint
Warranty Valid Until: 2027-10

Posted at

Mar 7, 2026, 2:05 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 Omega Seamaster Planet Ocean Chronograph with a 45.5mm case size.

Condition: Excellent condition
Case size: 45.5mm

Posted at

Mar 7, 2026, 1:30 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

This Omega Seamaster Planet Ocean 8500 is a 45.5mm watch with additional details not specified in the description.

Condition: great condition
Case size: 45.5mm diameter

Posted at

Mar 7, 2026, 1:29 PM

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Omega Seamaster Planet Ocean 8500 45.5mm 232.30.46.21.01.003 under warranty

Omega - 232.30.46.21.01.003 · $4,500

Omega Seamaster Planet Ocean 8500 with a 45.5mm case size, under warranty until November 2027.

Condition: exceptional
Warranty Valid Until: November 2027
Shipping Options: FedEx

Posted at

Mar 7, 2026, 1:25 PM

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2020 Omega Seamaster Planet Ocean Black Dial on Bracelet 215.30.44.21.01.002 B+P

Omega - 215.30.44.21.01.002 · $4,600

The Seamaster Planet Ocean is a rugged yet refined dive watch with a sharp black dial and matching black and orange ceramic bezel. It offers serious durability along with Omega’s reliable in-house movement for everyday performance.

Condition: Good condition
Case diameter: 43.5mm
Crystal material: Sapphire
Bezel material: Black and Orange Ceramic

Posted at

Mar 7, 2026, 11:37 AM

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