Two Yellow Gold Victorian Pins, A) one unmarked with central citrine, 17mm x 13mm approx., with 6 small tanzanites and 4 small pearls 1 1/2"H x 2 1/4"L;B) one with a small central opal topped by three small diamonds, one missing above, three mother of pearl drops, 1 3/4"W, 19/20thC.