Genuine pink tourmaline stud earrings. There are 5 mm genuine round pink tourmaline set in four prongs. These earrings are available in yellow, rose, and white gold. Pink tourmaline is an alternative October birthstone to opals. The pink tourmaline gemstone is said to be associated with love and healing and represents creativity, hope, and innocence. It's said that the person who wears a pink tourmaline helps soothe feelings of sadness and envy.