Hunkydory Crafts Diamond Sparkles Gemstones Gold and Silver. This is a pack of 120 crystal shaped gemstones in shiny gold and silver. They come in a range of sizes 3mm, 5mm and 7mm. The crystals are easy to use, just lift off the backing sheet and press into place. These lovely rhinestones will add a touch of glitz and glamour to all your craft projects.