Omega Seamaster Planet Ocean Seamaster Planet Ocean 600M Co-Axial 45.5 Chronograph Stainless Steel / Orange / Alligator

Reference 2918.50.38

About this watch

The Omega Seamaster Planet Ocean 2918.50.38 is a masterpiece of luxury watchmaking, blending elegance and ruggedness in its stainless steel case and black dial with orange accents. This robust timepiece boasts an impressive water resistance of 600 meters, making it perfect for divers and adventurers alike. The automatic Omega caliber 3313 movement features a co-axial escapement, ensuring accuracy and reliability with its 28,800 vibrations per hour frequency. A chronograph function adds to the watch's functionality, allowing users to time their activities with pinpoint precision. The sapphire crystal glass provides excellent scratch resistance, while the alligator leather strap offers comfort and durability. This iconic model is a testament to Omega's legacy of quality and craftsmanship, making it an investment-worthy piece for collectors and enthusiasts.
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MSRP: $6,900
Market Price: $3,827

Key Features

  • Omega caliber 3313 automatic movement
  • 600m water resistance
  • Sapphire crystal glass
  • Rotating 0-60 bezel
  • Alligator leather strap

Specifications

Brand
Omega
Family
Seamaster Planet Ocean
Model
Seamaster Planet Ocean 600M Co-Axial 45.5 Chronograph Stainless Steel / Orange / Alligator
Reference
2918.50.38
Movement
3313
Movement Features
  • Hours, Minutes, Small Seconds
  • Date
  • Chronograph, Column wheel
  • Co-Axial Escapement
Case
Stainless Steel 45.5mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
600

Current Listings

[WTS][US] Omega Seamaster Planet Ocean 600m - Black Dial - 45.5mm - 232.30.46.21.01.001 - Full Set

[US] Omega Seamaster Planet Ocean 600m - Black Dial - 45.5mm - 232.30.46.21.01.001 - Full Set

This Omega Seamaster Planet Ocean 600m is a high-end diver's watch with a black dial and 45.5mm diameter.

  • Condition: Fantastic with minor hairlines on case, clasp, or bracelet
  • Case Size: 45.5mm diameter
  • Water Resistance: 600m
Posted at
May 28, 2026, 7:04 AM
Active
[WTS] Omega Seamaster Planet Ocean 600M Ultra Deep | Complete set + more

Omega Seamaster Planet Ocean 600M Ultra Deep | Complete set + more

This Omega Seamaster Planet Ocean 600M Ultra Deep is a high-end dive watch featuring excellent craftsmanship and attention to detail, with a sleek design and robust build.

  • Condition: Excellent, sparingly worn
  • Shipping: fully insured FedEx Overnight Priority shipping
Posted at
May 27, 2026, 7:27 PM
Active
[WTS] Omega Seamaster Planet Ocean 42mm

Omega Seamaster Planet Ocean 42mm

Omega - 2201.51.00 · $3,500
A 42mm Omega Seamaster Planet Ocean 600m with a 2500 movement, seahorse caseback, and stainless steel bracelet, suitable for both casual and formal wear.

  • Movement: Calibre 2500
  • Case thickness: 13mm
  • Diameter: 42mm
Posted at
May 27, 2026, 4:53 PM
Active
[WTS] Omega Seamaster Planet Ocean 600M "SKYFALL" 42mm 232.30.42.21.01.001 | Fresh Service, Fullset | $3,599 Shipped

Omega Seamaster Planet Ocean 600M "SKYFALL" 42mm 232.30.42.21.01.001 | Fresh Service, Fullset | $3,599 Shipped

The Omega Seamaster Planet Ocean 600M 'SKYFALL' is a 42mm watch featuring the in-house Co-Axial Cal. 8500 and clean, symmetrical no-date style proportions. It's the same model worn by Daniel Craig in Skyfall.

Posted at
May 26, 2026, 10:29 AM
Active
[WTS] Omega Seamaster Planet Ocean 600M 42mm | 232.30.42.21.01.003 | 2023 Full Set

Omega Seamaster Planet Ocean 600M 42mm | 232.30.42.21.01.003 | 2023 Full Set

This Omega Seamaster Planet Ocean 600M features the in-house Omega Co-Axial Caliber 8500 automatic movement, ceramic bezel, and impressive 600 meters of water resistance.

  • Condition: Excellent Condition
  • Movement: in-house Omega Co-Axial Caliber 8500
  • Depth rating: 600m
Posted at
May 25, 2026, 6:20 PM
Active
[WTS] Omega Seamaster Planet Ocean 232.30.46.21.01.001 – 45.5mm – 2015 – Full Set - 3550

Omega Seamaster Planet Ocean 232.30.46.21.01.001 – 45.5mm – 2015 – Full Set - 3550

A bold dive watch with strong wrist presence, built for durability and performance, with a black dial and Omega's proven Co-Axial movement.

  • Condition: Good overall condition
  • Case size: 45.5mm diameter
  • Movement: Omega Co-Axial automatic movement
Posted at
May 25, 2026, 11:54 AM
Active
[WTS] 2026 Omega Seamaster Planet Ocean 600M Black Dial Box Papers + OEM Bracelet!

2026 Omega Seamaster Planet Ocean 600M Black Dial Box Papers + OEM Bracelet!

2026 Omega Seamaster Planet Ocean 600M in excellent like-new condition, comes with inner & outer box, warranty card, and manual.

  • Condition: Excellent like-new condition
  • Box Papers: yes, inner & outer box, warranty card, and manual
  • Bracelet: stainless steel
  • Strap: rubber
Posted at
May 24, 2026, 10:36 AM
Active
[wts] Omega Seamaster Planet Ocean GMT 43.5mm 232.32.44.22.01.002 UnderWarranty

Omega Seamaster Planet Ocean GMT 43.5mm 232.32.44.22.01.002 UnderWarranty

This Omega Seamaster Planet Ocean GMT is a 43.5mm watch with a factory warranty valid through November 2027.

  • Condition: Excellent condition
  • Diameter: 43.5mm
Posted at
May 23, 2026, 8:28 AM
Active
[wts] Omega Seamaster Planet Ocean 8500 232.30.46.21.01.001 45.5mm

Omega Seamaster Planet Ocean 8500 232.30.46.21.01.001 45.5mm

A 45.5mm Omega Seamaster Planet Ocean with a full set.

  • Condition: Excellent condition and full set
  • Case Size: 45.5mm
Posted at
May 23, 2026, 8:22 AM
Active