A small group of turquoise and diamond jewellery

A small group of turquoise and diamond jewellery
Comprising: a turquoise cabochon and brilliant-cut diamond multi-cluster octofoil design brooch, by Andreoli, 5.5cm long; a pair of turquoise cabochon and brilliant-cut diamond leaf-shaped earrings, clip fittings, 2.5cm long; a pendant designed as an oval cabochon turquoise in a brilliant-cut diamond surround, by Andreoli, 2.4cm long; and a ring composed of a shaped cabochon turquoise between brilliant-cut diamond line shoulders, finger size M½
Partially illustrated
Brooch and pendant signed Andreoli