A group of turquoise and diamond jewellery

A group of turquoise and diamond jewellery
Comprising: a flattened palmier-link necklace set with two oval cabochon turquoise and brilliant-cut diamond clusters; 42.0cm long; a bracelet composed of seven similar clusters, 17.7cm long; a similarly-set brooch and pair of earrings, clip fittings, respectively 4.0 and 2.5 cm long; and a similarly-set crossover ring, finger size K½
Partially illustrated
Bracelet and brooch signed Moroni