Our stones come from a private collection that we have had for over 47 years and some of the last great stones left available They have been high graded and personally cut and polished by us. Each stone dictates the piece you will build around it. We have opened up our vault so these beauties can be shared. The photo you see are the actual stones you will be receiving. This very rare stone come from out of Arizona's Bisbee Mine. It has beautiful dark boulder matrix, runs a deep true Robins' egg blue, and is ideal for setting in gold or silver. These incredible cabochon weighs 35.5 total cwt. and measures 20 X 32 mm. Stones are backed, cut and polished, ready to set. Ships in 2 business days. Contact Seller for other Shipping Options. 15 Business day returns for stones allowed. Stones must be undamaged and in original condition.