Sinn watch u1000 s ezm 6 pvd bracelet the u1000 s is an all black professional diving watch the case is made of german submarine steel that is protected from seawater penetration magnetic influences and high pressure it is hardened additionally through the use of sinns tegiment technology a dehumidifying capsule protects the dial from fogging the watch comes with a captive safety divers bezel that measures elapsed time specially sealed crown and push pieces on the left side mission t