These are very popular earrings, Peridot briolettes on sterling silver leverback earrings. Also available with garnet, pink topaz, blue topaz and other gemstones/colors. 

http://hood-river-jewelers.com/index.php?main_page=product_info&cPath=63_104&products_id=509

Amazing and fun 11 peridot briolettes sparkle and move on these wonderful earrings. Sterling silver lever-backs keep them securely in your ears.

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