High Grade stainless steel casing with high quality genuine leather band Classic Strap on with steel buckle Hobnail patterned bezel Fully Automatic watch mechanism with sweeping second hand movement Fully Functional Chronograph subdials Screw-in crown Sapphire crystal clear Case back Case + Crystal Clear front glass All the appropriate Vacheron Constantin markings and wordings Detailed Vacheron Constantin logo,serial/model number engraved on the back Weight and feel very close to the original