Large Artisan Signed Sterling Silver Mixed Metal Black Onyx Earrings

Large vintage artisan handmade earrings are signed Regina Marie and feature Black Onyx cabochons, 5/8 inch by just under 1/2 inch wide, on hammered copper bases with sterling silver appliques.  They measure just over 2 inches from the top of the ear wires by 1 3/8 inches wide.  They weigh 9.8 grams and they are in great condition.