American Art Deco rectangular onyx ring with a diamond center stone (approx. 1.5 carat TW) and further set with 12 round diamonds on the side shanks, platinum mount, c. 1930
French Art Deco Interlocking ring, Invisibly set rectangular sapphires (10 count, approx. 2.50 carats TW), pave diamonds (approx. 2.50 carats TW) all set in a platinum mount, c. 1935