A gem-set and diamond ‘Allegra’ necklace by Bulgari, the front composed as a double row, set throughout with vari-cut gemstones including amethyst, pink and green tourmaline, peridot, citrine and aquamarine, with diamond-set bar spacers, 18ct white gold mounted, signed ‘Bulgari’, total diamond approximately weight 3 carats, with signed leather case, length 42cm. £7,000-£9,000