The iconic jx1 chronograph sport men's watch from jaxxon meets revolutionary comfort with its epdm rubber strap. It combines the precision engineering you expect with unparalleled versatility for every environment—it contours naturally to your wrist while resisting wear, weather, and water damage. It won't crack, fade or break down, no matter how demanding your conditions. 40mm gold-tone stainless steel case; black brush-finished diamond-cut bezel black dial with sub-dials; swiss newlite lume hands and markers scratch-resistant sapphire crystal with ar coating ensures crystal-clear visibility japanese tmi vd54 chronograph movement adaptiveflex engineered rubber strap adds a new dimension of performance—lightweight, flexible and hypoallergenic; shadowlock sport push-button deployment clasp ensures the strap tail tucks cleanly out of sight water-resistant to 100 meters