A gem-set and enamel gold brooch by Castellani

A gem-set and enamel gold brooch by Castellani, c.1860, of quatrefoil design, with green and turquoise enamel decoration, set with cabochon rubies and emeralds and with ropetwist and pellet decoration in gold, the four pearl terminals with gold caps, signed to reverse, pearls untested, 5cm wide

Literature: A similar example was shown in the 1862 International Exhibition, see 'Weber Soros, S., Walker, S., Castellani and Italian Archaeological Jewellery, (2004), p. 228, pl.9-1.