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

Reference 215.30.46.21.06.001

About this watch

The Omega Seamaster Planet Ocean Ultra Deep O-Megasteel is a stunning piece that encapsulates the spirit of adventure and exploration. With its robust build, exceptional movement, and eye-catching design, it's a watch that not only tells time but also tells a story. The round case has a robust presence, crafted from durable materials such as titanium and stainless steel, ensuring that it can withstand the rigors of underwater exploration. At the heart of this magnificent timepiece is the Omega caliber 8912, an automatic movement featuring a Co-Axial escapement for enhanced accuracy and durability. Its incredible water resistance of 6000 meters makes it perfect for professional divers and marine enthusiasts. The rotating bezel allows divers to track elapsed time underwater, ensuring safety and efficiency during dives.
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MSRP: $12,700
Market Price: $9,015

Key Features

  • 45.50 mm diameter
  • 18.12 mm height
  • Titanium and stainless steel case
  • Omega caliber 8912 automatic movement
  • Co-Axial escapement for enhanced accuracy and durability
  • 6000m water resistance
  • Sapphire crystal glass

Specifications

Brand
Omega
Family
Seamaster Planet Ocean
Model
Seamaster Planet Ocean Ultra Deep O-Megasteel / Grey / Bracelet
Reference
215.30.46.21.06.001
Movement
8912
Movement Features
  • Hours, Minutes, Seconds
  • Chronometer, Co-Axial Escapement
Case
45.5mm
Dial Color
Grey
Crystal
Sapphire
Water Resistance
6000

Current Listings

[WTS] Omega Seamaster Planet Ocean Good Planet Foundation Ref: 232.32.44.22.03.001 | Full Set

Omega Seamaster Planet Ocean Good Planet Foundation Ref: 232.32.44.22.03.001 | Full Set

The Omega Seamaster Planet Ocean 600M 'Good Planet' is a stainless steel watch with a vibrant blue dial, polished blue ceramic bezel, and distinctive orange GMT accents.

  • Case Diameter: 43.5 mm
  • Thickness: 17.25 mm
  • Lug Width: 21 mm
Posted at
Feb 8, 2026, 11:19 PM
Active
[WTS] OMEGA Seamaster Planet Ocean 6000M Ultra Deep "Summer Blue" Ref. 215.30.46.21.03.002 - ULTIMATE SET! 🔥$12,250🔥

OMEGA Seamaster Planet Ocean 6000M Ultra Deep "Summer Blue" Ref. 215.30.46.21.03.002 - ULTIMATE SET! 🔥$12,250🔥

OMEGA - 215.30.46.21.03.002 · $12,250
This OMEGA Seamaster Planet Ocean 6000M Ultra Deep represents the pinnacle of deep-sea engineering, with a massive 45.5mm case crafted from high-grade stainless steel and a lacquered dial featuring a gradient finish that transitions from blue to black.

  • Condition: UNWORN
  • Case material: O-MEGASTEEL
  • Diameter: 45.5mm
  • Water resistance: 6000m
Posted at
Feb 8, 2026, 7:42 PM
Active
[WTS] OMEGA Seamaster Planet Ocean 600M Ref. 232.32.42.21.01.003 - COMPLETE SET! 🔥$4,150🔥

OMEGA Seamaster Planet Ocean 600M Ref. 232.32.42.21.01.003 - COMPLETE SET! 🔥$4,150🔥

A robust and elegant dive watch that embodies OMEGA's commitment to ocean exploration and precision engineering, featuring a Co-Axial Caliber 8500 movement, water-resistant up to 600 meters, and helium escape valve.

  • Condition: VERY GOOD, with few superficial scratches on case
  • Case material: stainless steel
  • Case diameter: 42mm
  • Movement: Co-Axial Caliber 8500
Posted at
Feb 8, 2026, 7:40 PM
Active
[WTS] Omega Seamaster Planet Ocean 600m - Black Dial - 45.5mm - 215.30.46.51.01.001 - Full Set

Omega Seamaster Planet Ocean 600m - Black Dial - 45.5mm - 215.30.46.51.01.001 - Full Set

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

  • Condition: Fantastic condition with minor hairlines
  • Case Size: 45.5mm diameter
  • Water Resistance: 600m depth rating
Posted at
Feb 8, 2026, 3:05 PM
Active
[WTS] Omega Seamaster Planet Ocean Ultra Deep 215.30.46.21.04.001 $7,950

Omega Seamaster Planet Ocean Ultra Deep 215.30.46.21.04.001 $7,950

The Omega Seamaster Planet Ocean Ultra Deep is a technically impressive dive watch with a staggering 6,000-meter depth rating and oversized dimensions.

  • Condition: Minty condition, excellent time keeping
  • Case diameter: 45 mm
  • Lug width: 22 mm
  • Water resistance: 600 bar (6000m) - depth rating
Posted at
Feb 8, 2026, 11:07 AM
Active
[WTS] Omega Seamaster Planet Ocean 600M – 232.92.42.21.03.001 – 42mm Titanium – $4,895

Omega Seamaster Planet Ocean 600M – 232.92.42.21.03.001 – 42mm Titanium – $4,895

The Omega Seamaster Planet Ocean 600M is a 42mm titanium watch with 600m water resistance.

Posted at
Feb 8, 2026, 9:09 AM
Active
[WTS] Omega Seamaster Planet Ocean 600m Summer Blue Edition - $5,499 Cheapest anywhere!

Omega Seamaster Planet Ocean 600m Summer Blue Edition - $5,499 Cheapest anywhere!

The Omega Seamaster Planet Ocean 600m Summer Blue Edition features a Summer Blue gradient dial with a matching ceramic bezel and commemorative engraving of Poseidon on the caseback.

  • Condition: Used/Great condition
  • Size: 39.5mm diameter
  • Dial color: Summer Blue gradient
  • Case material: ceramic bezel
Posted at
Feb 7, 2026, 10:22 PM
Active
[WTS] Omega Seamaster Planet Ocean 600 Fully Serviced

Omega Seamaster Planet Ocean 600 Fully Serviced

Omega - 2200.50.00 · $3,600
This Omega Seamaster Planet Ocean 600 features a black dial and 45.5mm case diameter, serviced by Omega in December 2025.

  • Condition: Mint condition
  • Case Diameter: 45.5mm
  • Bezel Condition: Scratch-free
  • Crystal Condition: Scratch-free
Posted at
Feb 7, 2026, 4:18 PM
Active
[wts] Omega Seamaster Planet Ocean 8500 45.5mm 232.30.46.21.01.003 under warranty

Omega Seamaster Planet Ocean 8500 45.5mm 232.30.46.21.01.003 under warranty

This Omega Seamaster Planet Ocean 8500 is a high-end watch with a factory warranty valid through November 2027, making it a rare find in such great condition.

  • Condition: exceptional
  • Warranty Valid Until: NOV 2027
Posted at
Feb 7, 2026, 1:46 AM
Active