A pair of Art Deco chrysoprase, onyx & diamond earrings

A pair of Art Deco chrysoprase, onyx and diamond drop earrings, each earring comprising a round brilliant-cut diamond on top, estimated to weigh 0.20ct each, suspending a rose-cut diamond and onyx set run, suspending a chrysoprase bead, measuring 11mm in diameter, terminating to a smaller onyx bead, all millegrain-set in platinum, total length 32mm , gross weight 7.29 grams, circa 1930s.