South Sea pearl and diamond necklace, Paspaley composed of 42 cultured circle pearls graduating from 10 to 13 mm, completed by an 18ct gold spring-loaded concealed pearl clasp accented with a collet-set brilliant-cut diamond, inner circumference approximately 442 mm, signed Paspaley, maker's mark P for Paspaley, numbered S002299. Accompanied by a Paspaley certificate of authenticity numbered SCPC1013018 and S002299, dated 29 August 2014, a Paspaley box, outer box, pouch and cleaning cloth.