Silvia Furmanovich 18-Karat Yellow Gold Hand Crafted Carved Green Jade Earrings with Diamonds, Black Opal and Green Tourmaline. Silvia Furmanovich\'s Fan Earrings are Meticulously Crafted by Skilled Artisans and Detailed with Precious Gems and Vibrant Tourmaline. 18K Yellow Gold, Sustainable Carved Green Jade, 8.06 Carats of Green Tourmaline, 1.19 Carats of Black Opal, .96 Carats of Diamonds. For Pierced Ears. Made in Brazil.