diamond and emerald ring

A platinum ring set with seven square cut emeralds (each app. 0.18 carats. and 1.26 carats in total) and 32 brilliant cut diamonds (each app. 0.1 to 0.2 and 0.54 carats in total, F-G, VVS1-VVS2), signed and numbered: Cartier, 20020, circa 1935, U.S.A.

weight: 9.9 gram
ring size: 15 ¾ mm. 5 US.