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

Reference 215.32.46.21.06.001

About this watch

The Omega Seamaster Planet Ocean Ultra Deep is an exceptional timepiece that beautifully blends functionality and style. Its robust construction, impressive water resistance of up to 6000 meters, and stunning design make it worth the investment. The watch sports a striking grey gradient finish that exudes sophistication, while its combination of titanium, ceramic, and stainless steel ensures durability. Powered by the Omega caliber 8912 automatic movement, this timepiece is equipped with a Co-Axial escapement, reducing friction and enhancing precision. Its no-date feature simplifies the dial, making it easier to read at a glance. The watch's comfort is ensured by its ergonomic design, featuring a rubber strap that hugs the wrist nicely and provides a snug fit. Whether you're a seasoned diver or simply love luxury watches, this model offers something for everyone.
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Key Features

  • Omega caliber 8912 automatic movement
  • O-Megasteel proprietary material with remarkable strength and corrosion resistance
  • 6000 meters water resistance
  • Co-Axial escapement for enhanced precision and reduced friction
  • No-date feature simplifying the dial
  • Rubber strap for comfort and secure fit
  • Titanium, ceramic, and stainless steel construction for durability

Specifications

Brand
Omega
Family
Seamaster Planet Ocean
Model
Seamaster Planet Ocean Ultra Deep O-Megasteel / Grey / Rubber
Reference
215.32.46.21.06.001
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 8500 Orange 45.5mm 232.32.46.21.01.003 on Omega mesh bracelet

Omega Seamaster Planet Ocean 8500 Orange 45.5mm 232.32.46.21.01.003 on Omega mesh bracelet

This Omega Seamaster Planet Ocean Orange features a 45.5mm case with an orange bezel and is presented on an OEM mesh/milanese bracelet.

  • Condition: Near mint
  • Bracelet type: mesh/milanese
  • Case size: 45.5mm
Posted at
Jan 31, 2026, 4:06 AM
Active
[WTS] Omega Seamaster Planet Ocean (215.30.44.21.01.001)

Omega Seamaster Planet Ocean (215.30.44.21.01.001)

For sale is my Omega Seamaster Planet Ocean.

  • Model name: Seamaster Planet Ocean
Posted at
Jan 30, 2026, 5:44 PM
Active
[WTS] Omega Seamaster Planet Ocean 45.5mm 215.33.46.51.03.001 Blue Dial - $4,400

Omega Seamaster Planet Ocean 45.5mm 215.33.46.51.03.001 Blue Dial - $4,400

This listing is for an Omega Seamaster Planet Ocean Chronograph 45.5mm with a blue ceramic dial. The watch comes in excellent condition and includes original Omega packaging, pictograms, master chronometer cards, operating instructions, and a blue alligator leather strap.

  • Condition: Excellent overall condition
  • Case Size: 45.5mm diameter
  • Water Resistance: not specified
  • Strap Material: blue alligator leather
Posted at
Jan 30, 2026, 2:20 PM
Active
[WTS] Omega Seamaster Planet Ocean “Oreo” 43.5mm

Omega Seamaster Planet Ocean “Oreo” 43.5mm

Up for sale is my Omega Seamaster Planet Ocean GMT with the black/white 'Oreo' bezel, a great modern Planet Ocean with strong wrist presence but still very wearable.

  • Condition: Excellent
  • Case size: 43.5mm
  • Material: leather (strap)
  • Additional items: inner and outer boxes, papers, booklet
Posted at
Jan 29, 2026, 12:12 PM
Active
[WTS] Omega Seamaster Planet Ocean Titanium - 42mm - Set Under Warranty

Omega Seamaster Planet Ocean Titanium - 42mm - Set Under Warranty

This Omega Seamaster Planet Ocean 600M in a titanium case and 42mm size features a robust yet lightweight design, with water resistance up to 2000 feet.

  • Condition: Excellent all-around condition
  • Case material: titanium
  • Bracelet material: titanium
  • Water resistance: 200m / 2000 feet
Posted at
Jan 28, 2026, 6:34 PM
Active
[WTS] Omega Seamaster Planet Ocean 600M – 43.5mm – $4,800

Omega Seamaster Planet Ocean 600M – 43.5mm – $4,800

This Omega Seamaster Planet Ocean is a stainless steel watch featuring a black dial, orange accents, and a ceramic bezel. It has a water resistance of 600m and comes with a full bracelet.

  • Condition: Very good overall condition with light handling marks consistent with careful use.
  • Case Size: 43.5mm
  • Water Resistance: 600m / 2000ft
  • Movement: Co-Axial Master Chronometer (METAS)
Posted at
Jan 28, 2026, 5:52 PM
Active
[WTS] Omega Seamaster Planet Ocean 600M 232.30.42.21.01.003 | 2024 Full Set

Omega Seamaster Planet Ocean 600M 232.30.42.21.01.003 | 2024 Full Set

A 2024 Omega Seamaster Planet Ocean 600M in great condition, with a mark on the crystal near the 9 o'clock marker.

  • Condition: Pre-Owned, Great Condition with minor mark on the crystal
  • Serial number: 310+ AMP
  • Service history: Unknown
  • Adjustment: +3 seconds per day
Posted at
Jan 27, 2026, 11:35 PM
Active
[WTS] 2025 Omega Seamaster Planet Ocean 600m Green Bezel 215.32.44.21.06.001 Full Set

2025 Omega Seamaster Planet Ocean 600m Green Bezel 215.32.44.21.06.001 Full Set

This is an Omega Seamaster Planet Ocean 600m Green Bezel, featuring a stainless steel case with a diameter of 43.5mm.

  • Condition: very nice previously owned
  • Depth rating: 600m
  • Year: 2025
  • Bezel color: green
Posted at
Jan 27, 2026, 8:11 PM
Active
[WTS] Omega Seamaster Planet Ocean GMT “Oreo” – Ref. 215.30.44.22.01.001 – Full Set – Mint

Omega Seamaster Planet Ocean GMT “Oreo” – Ref. 215.30.44.22.01.001 – Full Set – Mint

This Omega Seamaster Planet Ocean GMT 'Oreo' features a black dial and a black & white ceramic GMT bezel, set in a stainless steel case with a diameter of 43.5mm.

  • Condition: Mint overall condition with one minor scratch on the clasp
  • Case Size: 43.5mm
  • Case Material: Stainless steel
  • Dial Color: Black
Posted at
Jan 27, 2026, 6:32 PM
Active