A Paspaley black spinel 'Cascade' necklace with a diamond Swap clasp, Jorg Heinz, twelve black spinel strands, woven together to create a unique black necklace, with 18ct white gold ends & a white gold round brilliant cut diamond, 4.00ct swap clasp, Paspaley mark to one side, accompanied by a Paspaley pouch. Provenance: The Verna Jane Arthur Collection. Length 44 cm