Men's Sapphire Super Luminous 300m Diver Sport Mechanical WristwatchBuilt with a round case of hard wearing stainless steel, this mechanical wristwatch for men comes with a sapphire crystal glass that secures the dial. Waterproof up to 300m, this exceptional watch is perfect for sports like diving. Furnished with a sturdy band that is kept in place using a bracelet clasp, its automatic self wind movement ensures optimal accuracy, while features like auto date and luminous hands make it highly functional!