You are buying 12 of 6x6 mm Patchwork Multi-Colored Gorgeous Heart Opals Cabochons Gem Stones. You will be buying 12 Heart Patchwork Opal, if you look close enough you will see that have combined white, blue, red and black opals and each one of the heart is different. Some really shows a lot of blue, red and green. These were not easy to make, each tiny piece has to be set into the heart shape. Never used, perfect condition. I have just started to get out my extensive cabochon collection, when we were doing shows 30 years ago. These have never been used and are in perfect condition. Smoke and Pet Free. Shipping is free in the USA, no overseas shipping.