Multi stone, inlay ring

Multi stone, inlayed ring. Sterling is stamped on back of ring. Native American made. Signed with artist initial S. Size is 8 1/2. Some of the materials used are turq , lapis lazuli, orange spiny oyster shells, black onyx, green turquoise, opal, and purple spiny oyster shell. EUC. There are a few signs of wear on this ring but it is in EUC. I do not remove patina, however I will include a cleaning cloth for the buyer.