The use of turquoise in jewelry dates back more than 7,000 years to ancient Europe. Later, it was sought by early American Indians as a good luck charm. Now, with these beautiful Bear Paw Post Earrings, enjoy a good luck charm of your own with its inlaid turquoise chip. Sterling silver posts with hypoallergenic nuts. Earring dimensions: 1/2L x 5/8W. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Earrings.