1.100%ceramic material 2.color :black,white,pink 4.original ... insulation, no pollution of metal, electroplating;(3) high density ceramic watches accessories series of products, very hard, attractive and durable ... .Item Detail: Brand customized Featureluxury ,environmentallyCase material100%ceramicBand material 100%ceramic MovementVJ12 movment with calendarCase back Stainelss steel back Water resistant ...