Vintage Navajo Opal & Sterling Silver Drop Earrings - Tom BillyDainty drops of sterling silver with dappling rainbow colored jelly opals, are features of this vintage pair of Navajo earrings by Tom Billy, circa 1990s. The articulated diamond shaped earrings, consist of hand wrought sterling silver, stamped with Southwestern pictogram designs with each earring slightly different, and set with two jelly opal gemstones in sawtooth bezels. The pendant or drop portions measures approximately of an inch and the