Louis Erard Heritage Collection Swiss Quartz Silver Dial Men&rsquo;s Watch 15920AA11.BEP101 Imported Sapphire crystal - the triumph of modern science - most scratch resistant material on the market. With extra anti glare coating Quartz movement with analog display and anti reflective sapphire dial window Date calendar Brown leather stainless steel case with silver-tone dial Water resistant to 5 ATM / 50 meters / 165 feet : suitable for use around household sinks playing sports and swimming in shallow water but not bathing snorkeling or scuba diving