Item: Crystal Rhinestone Diamond Silver Stud Embellishment Size: 4mm Color: Silver/Crystal Qty: 50 pcs We all love diamonds. So wouldn't it be great if we can add diamond accents to our craft projects? Now you can with these sparkly rhinestones studs. They look exactly like a real diamond. The back is flat so you can glue on or thread through the tiny hole at the side for sewing on.