Pearl necklace, 18ct gold clasp, monture van Cleef & Arpels with onyx and diamond 'Egyptian-Revival' lotus pendant/brooch, Cartier, circa 1913 designed as a collar comprising three strands of ninety-nine Akoya cultured pearls measuring 8.5-9.0 mm completed with an 18ct white gold clasp, signed VCA for van Cleef & Arpels, Monture, numbered 13714 Cs, set to the middle with an open work plaque centring a lotus vase, millegrain-set with pear-shaped, rose-cut and old mine-cut diamonds between calibre-cut onyx, framed by a similarly set surround modelled as an Egyptian temple pylon, pendant/brooch mounted in platinum, signed Cartier Londres, diamond and onyx deficient, later added brooch fitting, pendant approximately 48.7 mm x 41.3 mm, inner circumference approximately 368 mm. Literature: Nadelhoffer, Hans, Cartier Jewelers Extraordinary, Thames and Hudson Ltd, Great Britain, 1984, p. 25 (illustrated, another example)