Patinaed Copper Puzzle Earrings (Genuine Copper) with Sleeping Beauty Turquoise. Renaissance Wax has been applied to help maintain its beauty. I used a 20 ton press and a steel die to create the earrings. A steel textured plate was rolled onto the copper. Nickel free lever back ear wire. Earring approx. 1-1/2”H x 1”W.