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

OMEGA Seamaster Planet Ocean 6000M "Ultra Deep" Summer Blue Ref. 215.30.46.21.03.002 - ULTIMATE SET!

OMEGA - 215.30.46.21.03.002 · $12,500

The OMEGA Seamaster Planet Ocean 6000M 'Ultra Deep' Ref. 215.30.46.21.03.002 is a commercially available version of the deep-sea watch originally developed for the Five Deeps Expedition, featuring a massive 45.5mm case made from high-grade stainless steel and powered by the Co-Axial Master Chronometer Calibre 8912.

Condition: UNWORN
Material: O-MEGASTEEL
Water resistance: 6000m (20,000ft)
Diameter: 45.5mm

Posted at

Dec 14, 2025, 11:57 PM

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[WTT] Omega Seamaster Planet Ocean 600M - Skyfall Limited Edition - w/ Omega Service Price Drop

Omega - 232.30.42.21.01.004 · $4,850

This Omega Seamaster Planet Ocean 600M is a limited edition Skyfall model, featuring a black dial and 42mm case size. The watch has been recently serviced by Omega and comes with service receipt and removed parts.

Condition: Pre-owned, recently serviced by Omega in August (service receipt included)
Movement: Omega's in-house caliber 8507b with silicon balance spring for increased anti-magnetic properties
Water resistance: 600 meters (2000 feet)
Bracelet size: Sized to 7 inch wrist, with additional links included

Posted at

Dec 14, 2025, 2:46 PM

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Omega Seamaster Planet Ocean Black 8900 43.5mm 215.30.44.21.01.001 under warranty

Omega - 215.30.44.21.01.001 · $4,600

This Omega Seamaster Planet Ocean Black is a 43.5mm watch with a factory warranty valid until AUG 2029, accompanied by boxes and papers.

Condition: Excellent
Case size: 43.5mm

Posted at

Dec 13, 2025, 6:58 PM

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Omega Seamaster Planet Ocean 8500 45.5mm 232.30.46.21.01.003 under warranty

Omega - 232.30.46.21.01.003 · $4,500

This listing is for an Omega Seamaster Planet Ocean 8500 in exceptional condition, under warranty.

Condition: exceptional
Warranty Valid Until: November 2027

Posted at

Dec 13, 2025, 6:50 PM

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Omega Seamaster Planet Ocean Titanium 232.90.46.21.03.001 45.5mm under warranty dial😍😍

Omega - 232.90.46.21.03.001 · $4,600

This Omega Seamaster Planet Ocean is a 45.5mm titanium watch under warranty, with a factory warranty valid until November 2027.

Condition: Excellent condition
Case Material: Titanium
Size: 45.5mm diameter

Posted at

Dec 13, 2025, 6:48 PM

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Omega Seamaster Planet Ocean GoodPlanet GMT 44mm Blue Dial 232.32.44.22.03.001

Omega - 232.32.44.22.03.001 · $5,240

The Omega Seamaster Planet Ocean GoodPlanet is a 43.5mm dive watch with a deep blue dial, ceramic bezel, and GMT hand for tracking a second time zone.

Condition: Excellent pre-owned condition
Case size: 43.5mm diameter
Water resistance: unknown

Posted at

Dec 12, 2025, 11:57 PM

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Omega Seamaster Planet Ocean 600M Black Dial 45.5mm 215.30.46.51.01.001

Omega - 215.30.46.51.01.001 · $6,240

A bold 45.5mm diver with a sleek black ceramic dial, matching bezel, and in-house Co-Axial Master Chronometer Calibre 9900, offering chronograph precision and magnetic resistance up to 15,000 gauss.

Condition: Excellent pre-owned condition
Case size: 45.5mm
Water resistance: 600m
Material: Stainless steel

Posted at

Dec 12, 2025, 9:59 PM

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