Aquamarine & diamond necklace by Cartier 1912. Once owned by Olga Karnovitsch (Princess Olga Valerianovna Paley) (1865-1929) Russia. 2nd wife of Grand Duke Paul Alexandrovich (1860-1919) Russia, the 8th child of Alexander II & 1st wife Princess Marie (Maria Alexandrovna) (1824-1880) Hesse. Olga was Child of Valerian Karnovich & his wife Olga Vasilyevna Meszaros, Russia.
Fine and Important Aquamarine and diamond necklace, Cartier,