The Modello Uno is a top-notch Italian-made diving watch. Its black dial is easy to read, and it features a cool Super-LumiNova® old radium lume on the markers and bezel insert. The anti-reflective sapphire crystal ensures perfect visibility in any lighting. This watch is built to last, with a sturdy 316 brushed stainless steel case, a 2mm thick screw-in caseback, and a 8mm diameter crown with high-quality gaskets for a water resistance tested individually to 30 atm=300m=1000ft. The NH35A automatic movement guarantees precise timing, with a 41h power reserve and hacking seconds hand. It comes with a black heavy duty nylon nato strap