Omega Seamaster Planet Ocean Seamaster Planet Ocean Ultra Deep Titanium / Black / Nato

Reference 215.92.46.21.01.001

About this watch

The Omega Seamaster Planet Ocean Ultra Deep is a masterpiece of horological excellence, combining cutting-edge technology with striking aesthetics. Crafted from lightweight yet durable titanium, this 45.50mm timepiece boasts a matte black finish that exudes sophistication and resilience against the elements. The METAS-certified chronometer caliber 8912 showcases Omega's commitment to precision and reliability, featuring hours, minutes, seconds, and a co-axial escapement. With its incredible water resistance of 6000 meters, rotating bezel, sapphire crystal, and Nato strap, this watch is designed for serious divers and thrill-seekers. Whether you're diving the Great Barrier Reef or just splashing around in the pool, the Ultra Deep delivers exceptional performance and durability. Its sleek design, balanced lug width of 22mm, and comfortable wear make it perfect for both casual outings and formal events.
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MSRP: $13,600
Market Price: $9,134

Key Features

  • 45.50mm titanium case
  • METAS-certified chronometer caliber 8912 movement
  • 6000m water resistance
  • Sapphire crystal scratch-resistant glass
  • Nato strap with breathability and flexibility
  • Rotating bezel with 0-60 dive scale
  • Closed case back for durability

Specifications

Brand
Omega
Family
Seamaster Planet Ocean
Model
Seamaster Planet Ocean Ultra Deep Titanium / Black / Nato
Reference
215.92.46.21.01.001
Movement
8912
Movement Features
  • Hours, Minutes, Seconds
  • Chronometer, Co-Axial Escapement
Case
45.5mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
6000

Current Listings

[WTS] Omega Seamaster Planet Ocean 600M 42mm – Early Gen Classic

Omega Seamaster Planet Ocean 600M 42mm – Early Gen Classic

Omega - 2201.51.00 · $2,950
The Omega Seamaster Planet Ocean 600M is a robust dive watch with a 42mm stainless steel case, black matte dial, and orange accents.

  • Condition: Excellent condition
  • Case size: 42mm diameter
  • Water resistance: 600m
Posted at
Jan 23, 2026, 8:14 PM
Active
[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 features a 45.5mm case with an orange bezel, originally coming with black strap and deployant clasp but now equipped with an OEM mesh/milanese bracelet.

  • Condition: Near mint and full set
  • Bracelet type: mesh/milanese
  • Bezel color: orange
Posted at
Jan 23, 2026, 4:38 AM
Active
[wts] Omega Seamaster Planet Ocean 8500 45.5mm 232.30.46.21.01.001

Omega Seamaster Planet Ocean 8500 45.5mm 232.30.46.21.01.001

This Omega Seamaster Planet Ocean 8500 is a 45.5mm model with additional details.

  • Condition: great condition
  • Case Size: 45.5mm
  • Shipping Method: FedEx
Posted at
Jan 23, 2026, 4:06 AM
Active
[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 listing is for an Omega Seamaster Planet Ocean Chronograph, a high-end diving watch with a 45.5mm case diameter and various features.

  • Condition: Excellent condition
  • Case size: 45.5mm
  • Shipping method: FedEx
Posted at
Jan 23, 2026, 3:46 AM
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 Omega Seamaster Planet Ocean is a 45.5mm watch with a full set.

  • Condition: great condition
  • Length: 45.5mm diameter
Posted at
Jan 23, 2026, 1:06 AM
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 is a 45.5mm watch with factory warranty valid through November 2027.

  • Condition: Exceptional
  • Case size: 45.5mm
  • Warranty expiration date: November 2027
Posted at
Jan 23, 2026, 1:03 AM
Active
[WTS] Omega Seamaster Planet Ocean “Good Planet”

Omega Seamaster Planet Ocean “Good Planet”

The Omega Planet Ocean GMT ‘Good Planet’ edition is a special version of the watch with a blue dial and orange accents, available in a 43.5mm case. The watch features a robust and comfortable design with pops of color.

  • Condition: Very good condition
  • Case size: 43.5mm diameter
  • Depth rating: 200m
Posted at
Jan 22, 2026, 12:49 PM
Active
[WTS] Omega Seamaster Planet Ocean 43.5MM Blue 215.30.44.21.03.001 - Box and Ebay Authentication Card - $3950

Omega Seamaster Planet Ocean 43.5MM Blue 215.30.44.21.03.001 - Box and Ebay Authentication Card - $3950

This Omega Seamaster Planet Ocean features a 43.5mm stainless steel case, blue ZrO₂ ceramic dial, and ceramic bezel, powered by the Caliber 8900 Co-Axial Master Chronometer movement.

  • Condition: Excellent overall with light surface wear and minor hairlines
  • Case size: 43.5mm diameter
  • Water resistance: 600m/2000ft
  • Movement: Caliber 8900 Co-Axial Master Chronometer
Posted at
Jan 21, 2026, 3:38 PM
Active
[WTS] Omega Seamaster Planet Ocean 45.5mm Full Kit

Omega Seamaster Planet Ocean 45.5mm Full Kit

A Omega Seamaster Planet Ocean 45.5mm watch for sale, with additional details including box, papers, and various straps.

  • Condition: Light wear, a few tiny scuffs and scratches on the lugs and case
  • Water Resistance: 600 meters
  • Movement: Caliber 2500, Co-Axial Escapement, Chronometer
Posted at
Jan 20, 2026, 5:42 PM
Active