Seiko SPB101J1 Prospex Sumo Automatic Watch – Men’s Dive Watch, Stainless Steel, Black Dial

The Seiko SPB101J1 “Sumo” is a high-performance automatic dive watch renowned for its robust build and refined design. Featuring a bold black dial, rotating bezel, and solid stainless steel case and bracelet, it delivers ISO-rated reliability and everyday elegance.

Recommended For Men – ideal for divers, adventure seekers, and those who appreciate a mix of classic style and professional dive credentials

Specifications:
• Movement: Automatic (Caliber 6R35) with manual winding & hacking
• Power Reserve: Approximately 70 hours
• Case Diameter: 45 mm
• Case Thickness: 13.5 mm
• Case & Band: Stainless steel
• Dial: Black with LumiBrite hands and markers
• Bezel: Unidirectional rotating bezel in blue
• Water Resistance: 200 m (ISO Diver’s certified)
• Crystal: Sapphire crystal with anti-reflective coating
• Features: Date display at 3 o’clock, screw-down crown and case back
• Clasp: Deployment clasp with push-button release