Navajo handcrafted ring. Set in solid sterling silver with a single oval black onyx stone. The setting measures 1"1/4 x 3/4" and sets on a split wire shank. The unique design of this setting frames the oval black onyx stone nicely. This is a medium sized ring that is perfectly sized to wear on any finger. Please indicate your size when ordering and we would be happy to size it for you. NAVAJO HANDCRAFTED RING -STERLING SILVER & BLACK ONYX Onyx is a chalcedony quartz that is mined in Brazil, India, California, and Uruguay. It has a fine texture and black color; however, some onyx also displays white bands or ribbons against a black or brown background and this variety is known as sardonyx. The name comes from the Greek word onyx.