For sale is this circa 1940's, 10k Tri Color Gold Aquamarine Retro Era Ring. It measures just over 5/8" from north to south and has a yellow gold band, rose gold ribbon and white gold beaded edge strip in the center. There are two prong set quarter carat (0.50twc) aquamarines and the ring is currently a size 7 1/4. It weighs 3.7 grams and is in excellent condition. Price is firm.