For over five decades, Seiko have been perfecting diving watches. Many designs are affectionately named by their fans with Japanese themes, including: \'Tuna\' \'Samurai\' \'Turtle\' \'Sumo\' and \'Monster\' This Seiko Prospex \'King Samurai\' Black Dial SRPE35K1 Mens Watch features a 43. 5mm Stainless Steel case, showcasing a Black dial and sapphire crystal glass. Powered by a automatic movement, this stunning watch also showcases a stainless steel bracelet finished with a folding clasp for added security. This timepiece is also water resistant to 200 Metres.