Description Early 20th century The necklace set with rose-cut diamonds and natural pearls, hallmarked G*L for Lübke, Schaap & Citroen The Hague, accompanied by a NEL certificate, numbered P5694, stating that the pearl diameter is 2.6 to 3.7 mm and natural saltwater. L. 35.5 cm / 14 in Gross weight approx. 96.5 g