Art Deco 14K yellow gold Moonstone Sapphire stud earrings 3.5g JR9873

14K yellow gold lady earrings, It showcases one round Moonstone cabochon, 7.45mm, and it adorns with one round faceted Sapphire (synthetic), hanging length 11.6 x 8.3mm, weight 3.5 gram, hallmark 14K.
The earrings have solder on the back of the earring, which could be an alternation from screwed-on to post. Excellent condition. Circa 1940-1950's.