Size42mm x 16.5mm MovementAsian 7750 automatic chronograph movement at 28800vph FunctionsHours, minutes, sub-seconds, date and chronograph CaseSolid 316L stainless steel case CrystalScratch-proof sapphire crystal with AR coating DialBlue dial BezelUni-directional rotating bezel StrapStainless steel bracelet ClaspDeployant clasp