This collection features an array of Pink Tourmaline with a Pink hue that is as cool as it gets! Accented with diamonds these earrings are made in white gold and present a classic yet elegant look.. Pink Tourmaline Drop Earrings in 18 Karat White Gold with Diamond. Pink Tourmaline: 11.19 carat, 9.6X13mm Size, pear Shape. Diamond: 0.85 carat, 2.8X2mm Size, baguette shape, G color, VS Clarity. Diamond: 0.24 carat, 2.8X3.1X2mm Size, Tapper baguette shape, G color, VS Clarity. Diamond: 0.64 carat, 2