Princess Margaret of Connaught | Crown Princess of Sweden Wedding Present – Turquoise cluster and Diamond brooch, Turquoise pendant – Royal Jewel history

An oval turquoise and diamond cluster brooch and drop shape pendant, and turquoise and diamond cluster earrings once belonged to Empress Catherine II of Russia, also known as Catherine the Great, and inherited through Princess Louise Margaret of Prussia, the Duchess of Connaught, Crown Princess Margareta of Sweden and Queen Ingrid left to Queen Margarete of Denmark. She presented it to her daughter-in-law, crown princess Mary, on their 50th birthday.