King of the Hill!
Deepest of the Deep..
Stunning top of the line diver from Omega.
www.omegawatches.com
Purchased from a Canadian Authorized Dealer in August, 2025. Full 5 year warranty! Full kit!
Top notch in every regard. Please see details on the steel below the photos...
MSRP is $18,100
My price is $13,585 shipped fully insured to any address in Canada.
Please message me with any questions.
Cheers!











O-MEGASTEEL is a proprietary steel alloy developed by OMEGA, known for its superior hardness, strength, corrosion resistance, and brighter white color compared to traditional stainless steels like 316L. Produced using a Pressure Electro Slag Remelting (PESR) process, this nickel-free alloy offers increased hypoallergenic properties and is used in OMEGA's Seamaster Planet Ocean Ultra Deep dive watch collection.
Key Characteristics of O-MEGASTEEL
Production Process
O-MEGASTEEL is created through an ingenious Pressure Electro Slag Remelting (PESR) process. This method results in a material of high purity, which allows for a superior polish and an incomparable shine.
Applications
Deepest of the Deep..
Stunning top of the line diver from Omega.

Seamaster Ultra Deep Watch 215.30.46.21.04.001 | OMEGA CA®
Discover the elegant style of the Seamaster Ultra Deep O-MEGASTEEL watch (215.30.46.21.04.001), and buy it online on the official OMEGA® Website! Take advantage of the full, certified OMEGA® experience for your online purchase and enjoy the performances and authentic style of this timepiece.
Purchased from a Canadian Authorized Dealer in August, 2025. Full 5 year warranty! Full kit!
Top notch in every regard. Please see details on the steel below the photos...
MSRP is $18,100
My price is $13,585 shipped fully insured to any address in Canada.
Please message me with any questions.
Cheers!











O-MEGASTEEL is a proprietary steel alloy developed by OMEGA, known for its superior hardness, strength, corrosion resistance, and brighter white color compared to traditional stainless steels like 316L. Produced using a Pressure Electro Slag Remelting (PESR) process, this nickel-free alloy offers increased hypoallergenic properties and is used in OMEGA's Seamaster Planet Ocean Ultra Deep dive watch collection.
Key Characteristics of O-MEGASTEEL
- Enhanced Hardness and Strength: It is 40-50% harder and offers approximately twice the yield strength of conventional steel alloys.
- Brighter and Whiter Color: The unique composition results in a visually whiter and more lustrous appearance.
- Superior Corrosion Resistance: Its unique composition delivers exceptional resistance to corrosion, contributing to a longer-lasting aesthetic.
- Nickel-Free and Hypoallergenic: O-MEGASTEEL is free from nickel, making it a suitable option for individuals with nickel allergies.
- Non-Ferromagnetic: The alloy is not magnetic.
Production Process
O-MEGASTEEL is created through an ingenious Pressure Electro Slag Remelting (PESR) process. This method results in a material of high purity, which allows for a superior polish and an incomparable shine.
Applications
- OMEGA Seamaster Planet Ocean Ultra Deep: O-MEGASTEEL is a key material for this high-performance dive watch, which can withstand extreme depths of 6,000 meters.