Case Material : siliconeItem Type : Watch CasesItem Diameter : 44 42 40 38 mmModel Number : For 38MM(Series 1/2/3)For 40MM(Series 4/5/6/SE)For 42MM(Series 1/2/3)For 44MM(Series 4/5/6/SE)#apple #iwatch #case #applewatchse #series6 #series3