A carved rock crystal and enamelled talisman, Iberian, 17th century. Courtesy Wartsky consisting of a carved rock crystal figa (a clenched hand with the thumb protruding between the first and second fingers) mounted beneath an elaborate enamelled yellow...

René Lalique (Ay 1860-1945 Paris). Necklace, Paris, circa 1899-1900. Gold, enamel and pearl. © Wartsky Giacinto Melillo (1846-1915). Bracelet, Naples, circa 1899. Gold. © Wartsky Van Cleef and Arpels. Art Deco brooch, Paris, circa 1928. Platinum, diamond...

An enamel and gem-set Neo-Egyptian brooch by Gustave Baugrand. Wartski, Stand C1 © 2017 MASTERPIECE LONDON LTD centred with an oval rock crystal panel applied with an enamelled portrait of the Egyptian goddess Isis, her head-dress and twin necklaces lavishly...

René Lalique (Ay 1860-1945 Paris), Necklace, Paris, circa 1899-1900 © Wartski Gold, enamel, pearls and glass. Height of pendant 8.8 cm. Signed 'Lalique' An unusually long necklace suspended with a pendant featuring a portrait of Lalique’s muse Augustine-Alice...

Giacinto Melillo (Naples 1845-1915), Archeological revival bracelet, Naples, circa 1870. Gold, pearls and enamel. Length 19 cm. Weight 105 g © A. Aardewerk Antiquair Juwelier This archeological style bracelet is a rare example of the work of the renowned...

A late 19th century diamond necklace, circa 1870. photo Bonhams Designed as a single line of old brilliant-cut diamonds suspending a fringe of graduated old brilliant-cut diamond drops to pinched collet settings, mounted in silver and gold, diamonds approximately...