Golden south sea pearl necklace Composed of thirty-five cultured pearls graduating from 13.97 to 11.24 mm, completed by an 18ct gold and diamond clasp, length approximately 485 mm. Accompanied by a GIA report numbered 1166249872, dated 17 June 2014, stating that the saltwater cultured pearls are near-round, strong yellow natural body colour with no indications of treatment.