The Swarovski Cushion Cut Fancy Stone features a faceted gem-like front for extreme play of light, coupled with the Crystal Rainbow Dark effect creating a visually intriguing sparkle. Rainbow Dark features a dark oily appearance capturing modern fluidity and changeability with shades of green and gold that must be seen to be believed. Each Rainbow Dark pattern is uniquely applied to each piece so no two fancy stones will be alike. The dark color tones offered by the Rainbow Dark effect are perfect for modern and edgy jewelry designs