Vintage Earrings and Brouch Set

These are about 50 years old and mint. Costume, no flaws or discoloration gem stones are the color of blue Topaz and the gold tone looks like 18 or 14k. Earrings are screw back, the filagree on this set is beautiful. Earrings are close to an inch round and the pin is about 1 1/2" round. Please see pictures.