Snaffle Bit Stud Earrings with stones. Here we offer you a medium size stud earring with a bezel set 3 millimeter genuine stone: White topaz [ clear], Sky blue Topaz [light blue], or London Blue Topaz[ darker blue--but much lighter than a sapphire]. The earring measures 3/4 inches tall x 3/8 inches at the widest portion. Other stone colors may be available. Just inquire! Sterling Silver