All natural apatite beaded necklace. Overall length of this necklace is approx. 24 inches in length. Lobster clasp is 3/4 inch in length and 7 strand steel beading wire has been used to create this one of a kind piece. Apatite enhances intellect, focus, learning, clarity of concentration & acceptance. Major countries of origin: Russia, Germany, Austria, Portugal, Brazil, Egypt, Israel and USA.