The Delhi Durbar Tiara - by Garrards, for Queen Mary for the Delhi Durbar on December 12,1911. Durbar is Hindi, for a ‘ceremonial gathering to pay homage’. The gathering was to install King George V and Queen Mary as Emperor and Empress of India. King George V admired this piece and referred to it as “May’s best tiara”. It has been worn in a variety of ways as shown here.
That last comment should read that most fringe tiaras are convertible to necklaces. Also according to the Royal Collections Trust website (part of the Royal Household) the tiara worn here by Mary is the Queen Adelaide tiara.
Royal Princess Fawzia of Iran. She was the daughter of King Fuad and sister of King Farouk, and was married to the Shah of Iran. This matching suite of diamonds comprising tiara, earrings and necklace was made for her by Van Cleef and Arpels.
Rhinestone Rococo: Inexpensive Modern Jewelry for Historical Costumes
The Greek design of the Meander Tiara is appropriate since this tiara belonged to Princess Andrew of Greece and Denmark (above, born Princess Alice of Battenberg), mother of Prince Phillip. Alice gave the tiara to her daughter-in-law, Queen Elizabeth, as a wedding gift. It has been gifted to The Princess Royal.
Queen Victoria (Alexandrina Victoria) May Jan UK cabinet card titled "Victoria Queen of Great Britain & Empress of India". Child of Prince Edward Augustus Duke of Kent, UK & Princess Victoria Germany. Widow of Prince Albert Saxe Coburg & Gotha, Germany.