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.

Buy Now on Jomashop

This is an affiliate link

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 Titanium 232.90.46.21.03.001 45.5mm under warranty dial😍😍

Omega - 232.90.46.21.03.001 · $4,600

This Omega Seamaster Planet Ocean Titanium is a 45.5mm watch under warranty, with a factory warranty valid until November 2027.

Condition: Excellent condition
Size: 45.5mm diameter
Water resistance: no specific value mentioned

Posted at

Dec 6, 2025, 12:25 PM

Active

View listing on r/WatchExchange

Omega Seamaster Planet Ocean 8500 45.5mm 232.30.46.21.01.003 under warranty

Omega - 232.30.46.21.01.003 · $4,500

This Omega Seamaster Planet Ocean is a high-end diver's watch with a 45.5mm case, featuring a stainless steel construction and impressive water resistance.

Condition: exceptional condition
Warranty Valid Until: NOV 2027
Shipping Method: FedEx
Payment Methods: zelle, venmo, wire, applepay

Posted at

Dec 6, 2025, 12:10 PM

Active

View listing on r/WatchExchange

Omega Seamaster Planet Ocean Black 8900 43.5mm 215.30.44.21.01.001 under warranty

Omega - 215.30.44.21.01.001 · $4,600

A black Omega Seamaster Planet Ocean with a 43.5mm case, under warranty until AUG 2029.

Condition: Excellent
Warranty: valid through AUG 2029
Boxes and papers: included

Posted at

Dec 6, 2025, 12:08 PM

Active

View listing on r/WatchExchange

Omega Seamaster Planet Ocean 215.32.43.21.04.001 America's Cup Full Set!

Omega - 215.32.43.21.04.001 · $6,500

This Omega Seamaster Planet Ocean is a special edition commemorating Omega's participation in the America's Cup, featuring a white dial with red and blue accents.

Set: Complete set with watch, box, operations manual, pictogram, chronograph, and warranty cards
Shipping: Overnight shipping, fully insured, signature required

Posted at

Dec 6, 2025, 10:36 AM

Active

View listing on r/WatchExchange

Omega Seamaster Planet Ocean Chronograph 600m 2900.50.81

Omega - 2900.50.81 · $2,299

This Omega Seamaster Planet Ocean Chronograph is a 45.5mm watch that features a red Barton strap and has been previously worn.

Condition: Pre-owned, scratches on AR coating
Case size: 45.5mm
Depth rating: 600m

Posted at

Dec 4, 2025, 1:51 PM

Active

View listing on r/WatchExchange

Omega Seamaster Planet Ocean 600m Orange 2209.50 42mm

Omega - 2209.50 · $2,650

This Omega Seamaster Planet Ocean 600m is a high-end dive watch with impressive features.

Size: 42mm diameter
Depth Rating: 600m

Posted at

Dec 3, 2025, 7:43 PM

Active

View listing on r/WatchExchange

Omega Seamaster Planet Ocean – Ref 215.30.44.21.03.001 – Iconic Deep-Blue Diver, Mint Condition & Ready to Ship!

Omega - 215.30.44.21.03.001 · $4,750

The Omega Seamaster Planet Ocean features a stainless steel case with a blue ceramic dial, uni-directional bezel, and automatic movement. It offers 600m water resistance and essential functions including hour, minute, second, and date.

Condition: Excellent condition
Case Diameter: 43.5mm
Case Material: Stainless Steel
Power Reserve: 60 hours

Posted at

Dec 1, 2025, 8:29 PM

Active

View listing on r/WatchExchange

Omega Seamaster Planet Ocean 2201.50 Fresh Service

Omega - 2201.50 · $3,850

The Omega Seamaster Planet Ocean is a 42mm size watch designed for everyday wear and water resistance.

Condition: Pre-owned, recently serviced
Size: 42mm
Bracelet size: 7 3/8"
Strap: rubber Omega strap

Posted at

Dec 1, 2025, 10:51 AM

Active

View listing on r/WatchExchange

OMEGA Seamaster Planet Ocean 600M, Ref 215.30.44.21.01.001, FULL KIT!

OMEGA - 215.30.44.21.01.001 · $4,200

Additional Details: 43.5mm Omega Seamaster Planet Ocean 600M with Black Dial, Reference 215.30.44.21.01.001. Full kit, all links, warranty card dated 5/2023, valid through 5/2028.

Condition: Light signs of wear throughout, nothing major
Size: 43.5mm diameter
Water Resistance: 600m

Posted at

Nov 30, 2025, 11:36 AM

Active

View listing on r/WatchExchange