Single 14K Oval Hoop Tube with Twist Yellow Gold Post Earring Vintage Karat KT Solid Pierced (only 1 earring) Materials: 14K solid gold metal marked - 585 = 14K Condition: very good vintage & are hollow - with one ding that I see (in last image close-up) Weight in grams - .69 Measures - 1 x 3/4 x  1/8 inches Maker's mark - ZZ with a mark but I cannot make it out Questions welcome. Oval Yellow Gold Hoop Earrings Stamped 14k, Oval 14k Stamped Yellow Gold Hoop Earrings, Gold Oval Earrings Stamped 14k, Classic Gold Plated Oval Hoop Earrings, Classic Oval Gold-plated Hoop Earrings, Classic Oval Gold Plated Hoop Earrings, Oval 14k Gold Tarnish-resistant Hoop Earrings, Oval 14k Gold Tarnish Resistant Hoop Earrings, 14k Gold Oval Hoop Earrings Tarnish Resistant