Brooches Jewels : Butterfly Brooch by JAR, diamond, platinum, gold, 1990. Photo by Cheryl Kremkow…. 15 August 2018 3284 Brooches Jewels : Butterfly Brooch by JAR, diamond, platinum, gold, 1990. Photo by Cheryl Kremkow. JAR #jewelsbyjar #jarparis #joelarthurrosenthal #overmydeadrubies