This is a borrowing owl skull cast in solid sterling silver and set with 6mm natural welo opals. I made the original as a commission for a collector here in NYC two years back and just now getting around to releasing one. Specs : Size US 9 to 10. 30mm long and 23mm wide. The ring shank is 8mm wide and 2mm thick. You will receive the same ring pictured in this listing. It is ready to ship out. I ship using US mail with tracking worldwide. Thanks for having a look. There is only one of these for n Owl Skull, Opal Eyes, Skeleton Key Necklace, Crow Skull, Opal Band, Ring Shank, Silver Owl, Skeleton Key, Key Necklace