Antique diamond crescent brooch. Set with a round old cut diamond in an open back cut down setting with a weight of 0.60 carats, further set with twenty round old cut diamonds of graduating sizes in open back cut down settings with a combined weight of 3.80 carats, and additionally set with six round rose cut diamonds in closed back cut down settings with a combined weight of 0.06 carats. The total approximate diamond weight is 4.46 carats, to an elegant crescent brooch with finely pierced gallery and shaped backholing, fitted to reverse with a secure gold hinged pin and scroll clasp. Tested yellow gold and silver, English, circa 1880, accompanied with a fitted box.
