Diamond brooch in platinum, circa 1910.
Tiffany & Co. vintage diamond clip earrings, circa 1960s.
Antique diamond spray brooch, Germany, circa 1880.
Georgian gold chain with turquoise set clasp, circa 1780.
Cushion shape old cut diamond earrings, French, circa 1910.
Boucheron Paris turquoise, lapis and diamond brooch, circa 1960.
J. E. Caldwell sapphire cluster clip-on earrings, American, circa 1945.