- Princess Elena of Greece & Denmark; from her mother, Grand Duchess Maria Pavlovna, on the occasion of her 1902 marriage to Prince Nicholas of Greece & Denmark
- Princess Olga of Yugoslavia; from her mother
- Princess Maria Pia of Savoy; at the wedding of King Baudouin and Queen Fabiola of Belgium in 1960
|Princess Maria Pia|
- Does this tiara still exist intact?
- Did Princess Olga sell the diamond drops prior to 1960?