Art Deco style ring with diamonds made of gold

16 diamonds total about 0.50ct K-L/SI-P, synthetic sapphires
product weight: 4.86g, pr. 0.750 gold
time of creation: Western Europe, circa 1940
Art Deco style ring made of high-grade gold with centrally set old synthetic - blue sapphire, an extremely popular accessory in those years, which was a valuable addition to diamond jewelry.