A cultured pearl and diamond 'Ribbon' pendent necklace, by Paspaley, the round South Sea pearl, measuring approximately 11.0 mm, suspended from a fine link chain line mounted with spectacle-set round brilliant-cut diamonds, to the central single brilliant-cut diamond accent, with diamond-set neckchain, signed Paspaley, maker's mark, mounted in platinum, with maker's pouch, length 46.0 cm, adjustable