Omega Seamaster Men Automatic Black Stainless Steel Watch O21030422001001

The Omega Seamaster Diver 300M O21030422001001 combines a 42 mm stainless steel case with a sleek black ceramic dial and a matching stainless steel bracelet. Powered by the Omega Co-Axial Master Chronometer Calibre 8800, the Omega Seamaster Diver 300M O21030422001001 delivers exceptional accuracy, anti-magnetic performance, and professional diving capability while maintaining the refined styling that has made the Seamaster collection an icon.

Built for adventure on land and beneath the surface, this Seamaster features a black ceramic unidirectional bezel with a white enamel diving scale, a laser-engraved wave-pattern dial, a transparent sapphire case back, and Omega’s signature conical helium escape valve. With 300 metres of water resistance and METAS Master Chronometer certification, it offers the perfect balance of luxury, durability, and everyday versatility.

Product Specifications

Brand: Omega
Collection: Seamaster Diver 300M
Model: O21030422001001
Gender: Men’s

Case

• Diameter: 42 mm
• Thickness: Approx. 13.6 mm
• Material: Stainless Steel
• Bezel: Black ceramic unidirectional rotating bezel with white enamel diving scale
• Crystal: Domed scratch-resistant sapphire crystal with anti-reflective treatment on both sides
• Case Back: Transparent sapphire exhibition case back
• Helium Escape Valve: Yes
• Crown: Screw-down crown

Dial

• Color: Black Ceramic
• Finish: Laser-engraved wave pattern
• Markers: Applied rhodium-plated hour markers with white Super-LumiNova
• Hands: Rhodium-plated skeleton hands with white Super-LumiNova
• Date Display: At 6 o’clock position

Movement

• Caliber: Omega Co-Axial Master Chronometer Calibre 8800
• Type: Automatic, self-winding
• Power Reserve: Approx. 55 hours
• Frequency: 25,200 vibrations per hour (3.5 Hz)
• Jewels: 35
• Features: Hours, minutes, seconds, date
• Certification: METAS Master Chronometer

Bracelet

• Material: Stainless Steel
• Type: Three-link bracelet
• Clasp: Foldover clasp with diver extension

Additional Features

• Water Resistance: 300 meters (30 bar)
• Magnetic Resistance: Resistant to magnetic fields up to 15,000 gauss