The "Raisin' The Bar" 1" Front-Back Post Dangle Earrings Are Made of Beautiful, Natural Needles of East-West-set Green Tourmaline, with Bezel-set Diamonds, with a Chain Attached to the Backs (So, You'll Never Lose Them!) of Black Sterling & 18K Gold. They're Dainty, Delicate, Natural & Edgy-Sexy-Cool!