Louis Comfort Tiffany for Tiffany & Co. “Oval Moon” brooch set with a large gem quality moonstone (approx. 43 carats) set with 23 Montana sapphires (approx. 8 carats TW), marked: 10% Irid. Plat, c. 1920
American Art Deco “Triple Diamond” and sapphire ring set with seven round-cut diamonds (approx. 1.20 carats TW) and further set with 24 emerald, square and mixed–cut sapphires (approx. 3.50 carats TW) encircling the ring and all in a finely engraved platinum mounting, c. 1930