Navajo Indian jewelry made by Running Bear Studio. This piece uses Blue Gem turquoise from Nevada. The upper left appears chipped, but it's part of the design. It has the RB and bear hallmark (stamp) and a sterling stamp. Generally, Navajo jewelry is stamped with "sterling" instead of "925." Recommended for those who appreciate authenticity and are looking for a natural stone pendant in Indian jewelry. Please check the images and consider purchasing. INDIAN JEWELRY NAVAJO RB Stamp Blue Gem Nevada BLUE GEM