AN ANTIQUE NATURAL PEARL AND DIAMOND HAT PIN The large heart-shaped pearl set to a rose-cut diamond set flower mount, a diamond set snake with ruby set head twisted around the top, 19th Century, pearl imperfect. Valued at 3,500 USD
Pair of Platinum, Rock Crystal, and Diamond Hat Pins, Cartier | Sale Number 2610B, Lot Number 740 | Skinner Auctioneers
Gold locket with the hair of Queen Marie Antoinette: British Museum
FRESHWATER PEARL AND DIAMOND JABOT PIN, FRENCH, CIRCA 1915 Set at either end with a baroque freshwater pearl of pink hue, further decorated with an oval diamond and 17 small old European-cut and single-cut diamonds weighing a total of approximately .65 carat, mounted in platinum, French assay marks.