Omega Seamaster Planet Ocean Seamaster Planet Ocean 600M Co-Axial 45.5 Mécanique 6 Sapphire

Reference 2906.50.38

Omega Seamaster Planet Ocean 600M Co-Axial 45.5 Mécanique 6 Sapphire

About this watch

The Omega Seamaster Planet Ocean 2906.50.38 is a masterpiece of horology that embodies the perfect blend of style, functionality, and durability. This stunning timepiece features a round case measuring 45.5 mm in diameter, crafted from a combination of white gold and stainless steel, which provides exceptional strength and scratch resistance. The gem-set bezel adds a touch of luxury, while the blue dial made of mother-of-pearl reflects light beautifully, giving it a dynamic appearance that changes with movement. The Omega Caliber 2500 automatic movement is a marvel of engineering, boasting a frequency of 25,200 vibrations per hour and chronometer certification for accuracy and precision. With a water resistance of 600 meters, this watch is ready for any aquatic adventure you can think of. Whether you're diving into the ocean or attending a business meeting, the Seamaster Planet Ocean fits right in, thanks to its versatile design and high-quality stainless steel bracelet that feels secure and comfortable on the wrist.
Buy Now on Jomashop
This is an affiliate link

Key Features

  • Omega Caliber 2500 automatic movement
  • Chronometer certification
  • Water resistance of 600 meters
  • Gem-set bezel
  • Blue mother-of-pearl dial
  • Sapphire glass
  • Stainless steel and white gold construction

Specifications

Brand
Omega
Family
Seamaster Planet Ocean
Model
Seamaster Planet Ocean 600M Co-Axial 45.5 Mécanique 6 Sapphire
Reference
2906.50.38
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

[wts] Omega Seamaster Planet Ocean 8500 45.5mm 232.32.46.21.01.005

Omega Seamaster Planet Ocean 8500 45.5mm 232.32.46.21.01.005

Omega - 232.32.46.21.01.005 · $4,500
This Omega Seamaster Planet Ocean 8500 is a 45.5mm watch that comes with boxes and papers.

  • Condition: great condition
  • Case size: 45.5mm diameter
  • Band type: not specified
Posted at
May 9, 2026, 2:50 AM
Active
View listing on r/WatchExchange
[wts] Omega Seamaster Planet Ocean 8500 Orange😍🍊 45.5mm 232.32.46.21.01.001

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 the reference number 232.32.46.21.01.001, described as being in great condition.

  • Condition: Great condition
  • Model: Omega Seamaster Planet Ocean 8500
  • Size: 45.5mm diameter
  • Shipping: FedEx via US
Posted at
May 9, 2026, 2:48 AM
Active
View listing on r/WatchExchange
[wts] Omega Seamaster Planet Ocean Chronograph 45.5mm 232.30.46.51.01.001

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 in excellent condition, featuring a 45.5mm case.

  • Condition: Excellent condition
  • Size: 45.5mm diameter
Posted at
May 9, 2026, 2:47 AM
Active
View listing on r/WatchExchange
[wts] Omega Seamaster Planet Ocean 8900 Blue 43.5mm 215.30.44.21.03.001 under warranty

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
A blue Omega Seamaster Planet Ocean 8900, featuring a 43.5mm case size and under factory warranty until September 2028.

  • Condition: Excellent
  • Case size: 43.5mm diameter
  • Water resistance: no data
Posted at
May 9, 2026, 2:43 AM
Active
View listing on r/WatchExchange
[WTS] OMEGA Seamaster Planet Ocean 600m "Skyfall" James Bond Edition

OMEGA Seamaster Planet Ocean 600m "Skyfall" James Bond Edition

OMEGA - 232.30.42.21.01.004 · $7,500
This limited edition Omega Seamaster Planet Ocean 600M 'Skyfall' is a James Bond Edition featuring a 42mm steel case, black ceramic bezel, and matte structured black dial with date window and 007 logo. It comes with various Omega accessories.

  • Case size: 42mm diameter
  • Bracelet fit: 7 inches wrist size, loose
  • Included items: boxes (inner and outer), Pictograms card, Chronometer Certificate card, limited edition card, international warranty card, brochure, user manual
Posted at
May 9, 2026, 2:14 AM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Planet Ocean 600M 42mm “Skyfall” — Ref. 232.30.42.21.01.001 — 2014 full set in Mint Condition

Omega Seamaster Planet Ocean 600M 42mm “Skyfall” — Ref. 232.30.42.21.01.001 — 2014 full set in Mint Condition

Omega - 232.30.42.21.01.001 · $4,790
This Omega Seamaster Planet Ocean 600M 42mm features a matte black ceramic bezel, orange accents, and the in-house Co-Axial Caliber 8500 movement, making it one of the most collectible modern references. It's rugged for diving yet refined for daily wear, capturing Omega's golden era before the transition to Master Chronometer models.

  • Condition: Mint
  • Case Size: 42mm
  • Water Resistance: 600m
  • Depth Rating: 600m
Posted at
May 9, 2026, 12:12 AM
Active
View listing on r/WatchExchange
[WTS] OMEGA Seamaster Planet Ocean 600M Ref. 232.32.42.21.01.003 - COMPLETE SET! 🔥$4,000🔥 [PRICED TO SELL]

OMEGA Seamaster Planet Ocean 600M Ref. 232.32.42.21.01.003 - COMPLETE SET! 🔥$4,000🔥 [PRICED TO SELL]

OMEGA - 232.32.42.21.01.003 · $4,000
The OMEGA Seamaster Planet Ocean 600M is a robust and elegant dive watch that embodies OMEGA's commitment to ocean exploration and precision engineering, with a black dial, orange accents, and date window at 3 o'clock. It's built for adventure, water-resistant up to 600 meters (2000 feet), and features a helium escape valve.

  • Condition: VERY GOOD with few superficial scratches on case
  • Movement: Co-Axial Caliber 8500
  • Water resistance: 600m (2000ft)
  • Depth rating: 600m depth rating
Posted at
May 8, 2026, 7:32 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Planet Ocean 2201.51 42mm - $2,790

Omega Seamaster Planet Ocean 2201.51 42mm - $2,790

Omega - 2201.51 · $2,790
Up for sale is my Omega Seamaster Planet Ocean 2201.51, a 42mm automatic watch with an Omega Calibre 2500 movement.

  • Condition: Very good condition
  • Case material: Steel
  • Bracelet type: Original Omega steel bracelet
  • Bezel insert: Aftermarket bezel insert currently installed, can install original upon request
Posted at
May 7, 2026, 9:50 PM
Active
View listing on r/WatchExchange
[WTS] Omega Seamaster Planet Ocean 44.5mm $2,599

Omega Seamaster Planet Ocean 44.5mm $2,599

Omega - 2900.51 · $2,599
The Omega Seamaster Planet Ocean is a full-size, luxury diver with robust construction and classic styling.

  • Condition: great pre-owned condition
  • Case diameter: 44.5mm
  • Lug width: 22 mm
  • Water resistance depth rating: 600m
Posted at
May 7, 2026, 2:18 PM
Active
View listing on r/WatchExchange