Princess Ortrud wearing the Hannover Diamond Necklace Tiara: https://t.co/orm2Vj22wT pic.twitter.com/T8QotGVi8i

— The Royal Watcher (@saadsalman719) December 19, 2020

The Wedding Ball of Prince Ernst August of Hanover, son of Prince Ernst August of Hanover, the Duke of Brunswick and Princess Victoria Louise of Prussia, and Princess Ortrud of Schleswig-Holstein-Sonderburg-Glücksburg (wearing the Hanover Diamond Necklace Tiara) at Schloss Marienburg on this day in 1951, on the eve of their Wedding in Hannover. Princess Victoria Louise (in the Brunswick Tiara); King Paul and Queen Frederica of Greece (wearing Queen Sophie’s Diamond Tiara and the Greek Emerald Parure); and Prince George William and Princess Sophie of Hanover (in the Emerald Laurel Wreath Tiara) were also present.