18ct white gold, diamond and gem-set 'Allegra' ring, Bulgari designed as a split hoop of articulated design, decorated with variously-cut multi-coloured gemstones including rhodolite garnet, peridot and blue topaz, between shoulders box-set with brilliant-cut graduated diamonds, size M, signed Bulgari, Italian workshop registration and maker's marks. Accompanied by a Bulgari box and papers.