CLAUDE BERNARD 10237 3 BUIN1 CLASSIC CHRONOGRAPH REFERENCE: 10237 3 BUIN1 COLLECTION: Classic FUNCTIONS: Chronograph, Date DIAMETER 43 GENDER Gents CASE Stainless steel CASE HEIGHT 9,9 mm DIAL Blue SAPPHIRE GLASS Yes BRACELET Leather WATER RESISTANCE 50 MOVEMENT Quartz FINISHES Crown with double o'ring