Seiko Prospex SPB101J1 Men's Watch • Automatic 70h Power Reserve • Sapphire Crystal

The Seiko Prospex SPB101J1, also known as the legendary "Sumo," is a professional dive watch that combines ultimate precision with iconic design. The robust stainless steel case houses the reliable in-house automatic caliber 6R35, which offers an impressive power reserve of 70 hours.

With its unidirectional rotating bezel and high water resistance of up to 200 meters, this watch is the ideal companion for underwater adventures and demanding everyday life. The scratch-resistant sapphire crystal and bright LumiBrite coating also ensure optimal readability under all conditions.

Special Features of the Seiko SPB101J1 Watch

• Japanese 6R35 automatic caliber with a 70-hour power reserve for ultimate reliability.
• High-quality, scratch-resistant sapphire crystal to protect the dial from damage.
• Professional dive watch with 200 meters of water resistance and LumiBrite luminous material.

Watch Care Instructions

Care & Cleaning

• Daily: Wipe the case and strap with a soft, dry cloth to remove dirt and sweat.
• Water-resistant watches: Clean with mild soapy water and a soft brush, rinse, and dry thoroughly.
  Important: Screw the crown down tightly beforehand!!!
• Not waterproof: Clean only dry or slightly damp, do not use water or cleaning agents.
• Avoid: Abrasive agents, perfume, cosmetics, and heat.
• Leather straps: Do not soak, clean only slightly damp, and allow to dry away from heat.
• Water resistance: Do not wear when showering or bathing, have it checked annually.
• Battery (Quartz): Have a dead battery replaced immediately.
• Mechanical watches: Service every 5 years by a master watchmaker.

Storage & Handling

• Store the watch separately, not directly with other jewelry (risk of scratches).
• Remove mechanical watches when winding, do not leave the crown pulled out.

Jewelry Care – How to keep your jewelry beautiful:

• Remove jewelry before showering, bathing, and sports.
• Avoid direct sunlight – wood, leather & co. can fade.
• Hands off – constant touching leaves grease and dirt.
• No aggressive cleaning agents such as chlorine, salt water, or disinfectants.
• Apply cosmetics and perfume first, then put on jewelry.