Art Deco graduated natural pearl and fancy intense blue diamond necklace, probably Edmond Frisch, New York, c.1920, the 0.68ct marquise cut diamond forming the clasp,
Late 18th century diamond flowerhead cluster ring c.1790, probably originally a button, the circular panel slightly domed and set with six pear cut diamond petals,
Art Deco aquamarine and diamond leaf cluster clip brooch by Cartier, Paris, of stylised arrowhead design with rectangular cut aquamarines fanning from a central diamond line stem,