Submariner SS: * Automatic movement. * Hack mechanism (second hand stops when crown is pulled out to set the time – standard feature on all genuine Rolex watches). * Diver's extension to watch bracelet. * Sapphire crystal watchglass. * Screws in the links, not pins. http://jhbrwg.bay.livefilestore.com/y1pAaUNwEv1fxmzohVioVmPNcTGY0BYoHikF1LwG...