The I.N.O.X. Professional Diver is an ISO 6425 certified diving watch that combines the strength of I.N.O.X. with the features divers count on. The unidirectional rotating bezel features a count-up scale so you'll always know where you stand, and the new bright yellow color option ensures that visibility stays high even at the murkiest depths. 45mm case. Stainless steel with blue dial. Blue rubber strap. Analog quartz movement.