A 19th Century Continental, possibly French, moonstone diamond and enamel revival brooch in the form of an Elizabethan lady, the carved moonstone bust depicting a lady wearing a necklace, with a gold and enamel head piece, and diamond set collar, the body and shoulders set with four rose cut diamonds on white enamel with black and blue accents, hinge pin and C-scroll fastener, unmarked yellow metal, approximately 21mm high x 23mm wide, total gross weight 7g