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

Reference 2908.50.38

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

About this watch

The Omega Seamaster Planet Ocean 600M Co-Axial 45.5 is a statement piece that perfectly marries functionality with style. This robust diving watch boasts a black dial, orange bezel, and stainless steel case measuring 45.5 mm. The rotating bezel allows divers to track elapsed time underwater, while the mixed indexes and luminescent hands ensure optimal visibility under low light conditions. Powered by Omega Caliber 2500's Co-Axial escapement, this automatic movement operates at a frequency of 25,200 vibrations per hour, guaranteeing precise timekeeping. With a water resistance rating of 600 meters, this watch is built to withstand the pressure and accompany you on your next underwater adventure while looking fabulous on dry land. Its elegant design makes it suitable for both casual and formal occasions, making it a true gem for luxury watch enthusiasts.

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MSRP: $4,400

Market Price: $3,157

Key Features

Robust water resistance (600m)
Co-Axial escapement for improved accuracy
Chronometer-certified for precision
High-quality materials used throughout
Stainless steel case with rotating bezel
Black dial with mixed indexes and luminescent hands

Specifications

Brand

Omega

Family

Seamaster Planet Ocean

Model

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

Reference

2908.50.38

Movement

2500

Movement Features

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

Case

Stainless Steel 45.5mm

Dial Color

Black

Crystal

Sapphire

Water Resistance

600

Current Listings

Omega Seamaster Planet Ocean 232.30.38.20.01.001 38mm Box and Papers - $2,990

Omega - 232.30.38.20.01.001 · $2,990

Up for sale is my Omega Seamaster Planet Ocean 232.30.38.20.01.001, a 38mm automatic watch with an Omega 8520 movement.

Condition: Great condition for its age, minimal marks/hairlines
Case Size: 38mm diameter
Movement: Omega 8520, automatic
Bracelet Length: fits up to 7-7.25 inch wrists depending on wrist shape

Posted at

May 22, 2026, 4:13 AM

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2024 Omega Seamaster Planet Ocean 600M 43.5mm Black 232.30.44.22.01.001 Full Set - $4,595

Omega - 232.30.44.22.01.001 · $4,595

Up for sale is a Omega Seamaster Planet Ocean 600M 43.5mm Black, reference 232.30.44.22.01.001 from 2024.

Condition: Excellent condition with minimal signs of wear
Year: 2024
Case size: 43.5mm
Depth rating: 600m

Posted at

May 21, 2026, 7:37 PM

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2019 Omega Seamaster Planet Ocean 600M 43.5mm Black 215.30.44.21.01.001 Full Set - $4,595

Omega - 215.30.44.21.01.001 · $4,595

A black Omega Seamaster Planet Ocean 600M in excellent condition, available for sale.

Condition: Excellent condition with minimal signs of wear
Case size: 43.5mm
Depth rating: 600m

Posted at

May 21, 2026, 7:35 PM

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

Omega - 232.30.46.21.01.001 · $4,375

Up for sale is an Omega Seamaster Planet Ocean 600m - Black Dial - 45.5mm.

Condition: Fantastic with minor hairlines on case, clasp, or bracelet
Case Size: 45.5mm diameter
Depth Rating: 600m

Posted at

May 21, 2026, 6:19 AM

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Omega Seamaster Planet Ocean 37.5mm

Omega - 232.90.38.20.03.001 · $3,600

This Omega Seamaster Planet Ocean is a 37.5mm titanium watch that feels proportionate on smaller wrists while maintaining its character.

Condition: Honest wearable condition with minor marks on the bezel and crown
Movement: Omega 8520 Co-Axial Chronometer
Power reserve: 50 hours
Case material: Grade 5 Titanium

Posted at

May 21, 2026, 12:45 AM

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

Omega - 215.30.46.21.03.001 · $8,250

This Omega Seamaster Planet Ocean 600M Ultra Deep is a high-end dive watch with impressive features and a rich history.

Condition: Excellent sparingly worn condition
Authenticity guarantee: 100% guaranteed authentic
Shipping: Fully insured FedEx Overnight Priority shipping
Includes: Original bracelet, rubber strap, warranty card

Posted at

May 20, 2026, 6:56 PM

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2020 Omega Seamaster Planet Ocean 600m Full Set $3850

Omega - 232.30.46.21.01.001 · $3,850

This Omega Seamaster Planet Ocean 600M is a professional dive watch with incredible wrist presence, clean design, and exceptional reliability.

Movement: Omega Calibre 8500 automatic
Case size: 45.5MM diameter
Depth rating: 600M / 2000FT

Posted at

May 19, 2026, 9:45 PM

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Omega Seamaster Planet Ocean 2201.50 42mm - $2,990

Omega - 2201.50 · $2,990

The Omega Seamaster Planet Ocean 2201.50 is a 42mm automatic watch featuring an Omega Calibre 2500 movement.

Condition: Great condition for its age
Case size: 42mm diameter
Bracelet length: fits up to 7.25-7.5inch wrists depending on wrist shape
Movement: automatic Omega Calibre 2500

Posted at

May 19, 2026, 9:02 PM

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Omega Seamaster Planet Ocean 600M “Creamsicle” 43.5mm Ref. 215.30.44.21.04.001 Full Set

Omega - 215.30.44.21.04.001 · $4,900

Up for sale is a beautiful Omega Seamaster Planet Ocean 600M “Creamsicle,” ref. 215.30.44.21.04.001, featuring the white dial paired with the orange ceramic bezel in the versatile 43.5mm case size.

Condition: good overall condition, minor signs of wear
Case size: 43.5mm diameter
Water resistance: 600m
Caliber: Omega Co-Axial Master Chronometer Cal. 8900

Posted at

May 19, 2026, 8:14 PM

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