Omega Seamaster Planet Ocean Seamaster Planet Ocean Ultra Deep O-Megasteel / White / Bracelet

Reference 215.30.46.21.04.001

About this watch

The Omega Seamaster Planet Ocean Ultra Deep is a masterpiece of luxury watchmaking, showcasing exceptional craftsmanship, innovative materials, and impressive water resistance. With its striking aesthetic, featuring a white dial and dark bezel, this watch commands attention on the wrist. The use of O-Megasteel, titanium, and ceramic elements ensures greater durability and corrosion resistance, making it suitable for serious diving and exploration. At the heart of this timepiece lies the Omega caliber 8912, a METAS-certified automatic movement that reduces friction and enhances accuracy. This watch is designed to handle extreme conditions, with a water resistance of 6000 meters (about 20,000 feet) and a rotating bezel for precise timing of dives. The elegant design makes it suitable for casual wear, business meetings, and formal events alike, while the comfortable 22mm lug width and O-Megasteel bracelet ensure a snug fit on any wrist. With its impressive features and bold design, this watch is a worthy addition to any collection, speaking to the adventurer in all of us.
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MSRP: $12,700
Market Price: $8,865

Key Features

  • Omega caliber 8912 automatic movement
  • 6000m water resistance
  • O-Megasteel construction
  • Titanium and ceramic elements
  • Sapphire crystal
  • METAS-certified accuracy
  • Rotating bezel with 60-minute scale

Specifications

Brand
Omega
Family
Seamaster Planet Ocean
Model
Seamaster Planet Ocean Ultra Deep O-Megasteel / White / Bracelet
Reference
215.30.46.21.04.001
Movement
8912
Movement Features
  • Hours, Minutes, Seconds
  • Chronometer, Co-Axial Escapement
Case
45.5mm
Dial Color
White
Crystal
Sapphire
Water Resistance
6000

Current Listings

[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

This Omega Seamaster Planet Ocean Chronograph is a 45.5mm watch, featuring a chronograph function.

  • Condition: Excellent condition and full set
  • Case diameter: 45.5mm
Posted at
May 16, 2026, 10:09 PM
Active
[wts] Omega Seamaster Planet Ocean 45.5mm 232.32.46.21.01.005

Omega Seamaster Planet Ocean 45.5mm 232.32.46.21.01.005

A Omega Seamaster Planet Ocean watch with a 45.5mm case size, featuring the 8500 movement.

  • Condition: great condition
  • Case size: 45.5mm diameter
  • Movement: 8500
Posted at
May 16, 2026, 10:07 PM
Active
[wts] Omega Seamaster Planet Ocean Titanium 232.90.46.21.03.001 45.5mm

Omega Seamaster Planet Ocean Titanium 232.90.46.21.03.001 45.5mm

This Omega Seamaster Planet Ocean 232.90.46.21.03.001 is a titanium model with a 45.5mm case size.

  • Condition: Excellent condition
  • Case size: 45.5mm diameter
Posted at
May 16, 2026, 10:03 PM
Active
[WTS][US] Omega Seamaster Planet Ocean Chrono 600m - Black Dial - 45.5mm - 215.30.46.51.01.001 - Full Set

[US] Omega Seamaster Planet Ocean Chrono 600m - Black Dial - 45.5mm - 215.30.46.51.01.001 - Full Set

This Omega Seamaster Planet Ocean Chrono features a black dial, 45.5mm case and 600m water resistance.

  • Condition: Fantastic with minor hairlines
  • Case Size: 45.5mm diameter
  • Depth Rating: 600m
Posted at
May 16, 2026, 3:10 PM
Active
[wts] Omega Seamaster Planet Ocean GMT Titanium 232.92.44.22.03.001 43.5mm under warranty

Omega Seamaster Planet Ocean GMT Titanium 232.92.44.22.03.001 43.5mm under warranty

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

  • Condition: Excellent condition
  • Model: Seamaster Planet Ocean GMT Titanium
  • Size: 43.5mm diameter
Posted at
May 16, 2026, 12:57 PM
Active
[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

This listing is for an Omega Seamaster Planet Ocean 8500, a watch with a 45.5mm case size.

  • Condition: Great
  • Case Diameter: 45.5mm
Posted at
May 16, 2026, 12:54 PM
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

This Omega Seamaster Planet Ocean 8500 features a 45.5mm case size and is available for sale in excellent condition, complete with all original accessories.

  • Condition: Excellent condition
  • Size: 45.5mm diameter
  • Case material: unknown
Posted at
May 15, 2026, 2:44 PM
Active
[wts] Omega Seamaster Planet Ocean GMT GoodPlanet 232.30.44.22.03.001 43.5mm

Omega Seamaster Planet Ocean GMT GoodPlanet 232.30.44.22.03.001 43.5mm

This Omega Seamaster Planet Ocean GMT features a 43.5mm case and is available with its original boxes and papers.

  • Condition: Excellent
  • Case Diameter: 43.5mm
Posted at
May 15, 2026, 2:41 PM
Active