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

Reference 215.30.46.21.03.001

About this watch

The Omega Seamaster Planet Ocean Ultra Deep O-Megasteel / Blue / Bracelet is a masterpiece of engineering, featuring a striking blue gradient finish and a blend of titanium, ceramic, and stainless steel. The round shape exudes confidence, while the 45.50 mm diameter and 18.12 mm height strike a balance that suits various wrist sizes. The Omega caliber 8912 automatic movement operates with precision, boasting a 60-hour power reserve and Co-Axial escapement for improved accuracy and reduced maintenance. This certified chronometer is also water-resistant up to an astonishing 6000 meters, making it perfect for divers and adventure-seekers. The mixed indexes and arrow hands on the dial provide excellent legibility, while the sapphire crystal protects the stunning gradient blue color beneath. With its robust stainless steel bracelet and several adjustment links, this watch is both comfortable and customizable.
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MSRP: $12,700
Market Price: $8,739

Key Features

  • Automatic Omega caliber 8912 movement
  • 60-hour power reserve
  • Co-Axial escapement for improved accuracy
  • Water-resistant up to 6000 meters
  • Mixed indexes and arrow hands on the dial
  • Sapphire crystal with scratch resistance
  • Robust stainless steel bracelet with adjustment links

Specifications

Brand
Omega
Family
Seamaster Planet Ocean
Model
Seamaster Planet Ocean Ultra Deep O-Megasteel / Blue / Bracelet
Reference
215.30.46.21.03.001
Movement
8912
Movement Features
  • Hours, Minutes, Seconds
  • Chronometer, Co-Axial Escapement
Case
45.5mm
Dial Color
Blue
Crystal
Sapphire
Water Resistance
6000

Current Listings

[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

The Omega Seamaster Planet Ocean 8500 is a high-end watch with exceptional condition and warranty until Nov 2027.

  • Condition: exceptional
  • Case Size: 45.5mm diameter
  • Warranty Valid Until: November 2027
Posted at
Mar 14, 2026, 4:24 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

Additional Details: Model: Omega Seamaster Planet Ocean 8500 45.5mm

  • Condition: great condition
  • Size: 45.5mm diameter
Posted at
Mar 14, 2026, 4:16 PM
Active
[wts] Omega Seamaster Planet Ocean 8500 Titanium 232.90.46.21.03.001 45.5mm

Omega Seamaster Planet Ocean 8500 Titanium 232.90.46.21.03.001 45.5mm

This Omega Seamaster Planet Ocean features a titanium case and is part of the 8500 series.

  • Condition: Excellent
  • Case size: 45.5mm diameter
  • Warranty status: factory valid through MAY 2028
Posted at
Mar 14, 2026, 4:13 PM
Active
[WTS] Omega Seamaster Planet Ocean “Creamsicle” 215.30.44.21.04.001

Omega Seamaster Planet Ocean “Creamsicle” 215.30.44.21.04.001

The Omega Seamaster Planet Ocean 600M 'Creamsicle' features a 43.5mm stainless steel case, crisp white lacquered dial, and a unique orange ceramic bezel.

  • Condition: Pre-owned with minor signs of wear
  • Case diameter: 43.5mm
  • Water resistance: 600m
Posted at
Mar 14, 2026, 1:47 PM
Active
[WTS] 2024 Omega Seamaster Planet Ocean Summer Blue 39.5mm 215.30.40.20.03.002 B+P

2024 Omega Seamaster Planet Ocean Summer Blue 39.5mm 215.30.40.20.03.002 B+P

The Omega Seamaster Planet Ocean Summer Blue brings a fresh and vibrant twist to a serious dive watch, featuring Omega's striking Summer Blue dial and a clean stainless steel case on bracelet.

  • Condition: Excellent (96%)
  • Case material: Stainless Steel
  • Bezel material: Blue
  • Diameter: 39.5mm
Posted at
Mar 14, 2026, 11:06 AM
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🔥

The OMEGA Seamaster Planet Ocean 600M is a robust and elegant dive watch that embodies OMEGA's commitment to ocean exploration and precision engineering.

  • Condition: Very Good, few superficial scratches on case
  • Movement: Co-Axial Caliber 8500
  • Water resistance: up to 600 meters (2000 feet)
  • Case size: 42mm diameter
Posted at
Mar 13, 2026, 8:25 PM
Active
[WTS] Omega Seamaster Planet Ocean Titanium – Ref 232.92.42.21.03.001

Omega Seamaster Planet Ocean Titanium – Ref 232.92.42.21.03.001

This Omega Seamaster Planet Ocean 600M features a titanium case, blue ceramic Liquidmetal bezel, and 600m dive rating.

  • Condition: Very good condition, normal wear consistent with use
  • Case size: 42 mm diameter
  • Water resistance: 600m depth rating
  • Movement type: Co-Axial calibre 8500
Posted at
Mar 13, 2026, 10:53 AM
Active
[WTS] Omega Seamaster Planet Ocean Chronograph – Ref 232.90.46.51.03.001

Omega Seamaster Planet Ocean Chronograph – Ref 232.90.46.51.03.001

This Omega Seamaster Planet Ocean Chronograph features a titanium case, blue ceramic bezel, and in-house calibre 9300 chronograph.

  • Condition: Very good condition
  • Case diameter: 45.5mm
  • Bezel material: blue ceramic
  • Water resistance: 600m
Posted at
Mar 13, 2026, 10:48 AM
Active