The Swiss movement/chronograph, model number 6703 GTMC 02 E, has a 42mm movement and is water resistant for 100 meters and 10 ATMs. Its case and crown are made of 316L stainless steel with an IPG plating band. Warm Grey HMSDD (Hour, Minute, Second, Day, Dat) on the back of a stainless steel glass hardlex mineral crystal dial