The material is close to natural diamond,it is not easy to be scratched and faded, and its brightness like lens face. watch,chronograph watch,luxury watches,brand watch:Case:tugnstenBand:tungstenGlass:sapphireMovement:JapanPlating: Rose gold platedClasp:butterfly claspWater proof:3 ATMMini Quantity:20pcs per stylePacking:OPP BagWatch fuction:Hour,minute,second,date,chronograph.We are tungsten, ...