These fabulous sterling silver cultured opal butterfly earrings are stunning.The Opal is a kaleidoscope of rainbow colours - shimmering and changing colours with the light.The Opal radiates a myriad of colours - blues, pinks, greens, turquoise and an inner orange.These lovely earrings are in very good condition and look fabulous when worn.They weigh 5.9 grams.The dimensions of the earrings are 16mm across and 18mm down - that's approximately 5/8 of an inch by just over 3/4 of an inch.