Men's Super Luminous Waterproof Self-wind Mechanical Round WristwatchBuilt with 20Bar water resistance that makes it a diver's favorite accessory, this automatic self wind wristwatch for men is both sturdy and functional. Set in a round stainless steel case, it stays well protected by its sapphire crystal dial window. Fitted with a durable silicon band that is secured by a buckle clasp, this mechanical watch is further enhanced with features like luminous hands, auto date, complete calendar, and more! Specifications