A Victorian emerald and diamond fly scatter-pin brooch

A Victorian emerald and diamond fly scatter-pin brooch, each pin in the form of a fly, set with an emerald-cut emerald and old-cut diamond cluster body, with emerald-set middle body, old-cut diamond-set wigs and cabochon ruby eyes, all set in silver and yellow gold, each suspended by a yellow gold trace chain, suspended by a gold safety pin set with a four claw-set emerald-cut emerald, the emeralds estimated to weigh a total of 1.10 carats, the diamonds estimated to weigh a total of 0.80 carats, circa 1880, gross weight 11.33 grams.