Vintage 12K Gold Filled Screw Back Earrings Forstner Product link $40.00 Only 1 available These gorgeous vintage screw back earrings are 12k gold filled. Measurements: 3/4 by 7/8 of an inch Weight: 4.9 grams Marks: 1/20 12K GF, Forstner Condition: New old stock in original box