Today marks the 175th Anniversary of the Birth of Queen Olga of Greece, who was born on this day in 1851! The Russian Grand Duchess who married the first Greek King and was the grandmother of the Duke of Edinburgh among Royals from Greece, Spain, the United Kingdom, Romania, Serbia, and Italy, Queen Olga possessed a spectacular Jewellery Collection which included this Diamond Coronet!
Queen Olga’s Diamond Coronet
