The Briolette of India is a colorless diamond (90.38 carats), thought to date from the 12th century, when it was first acquired by Eleanor of Aquitaine, then Queen consort of King Louis VII of France (1137-52). This makes the Briolette of India the oldest diamond on record in the world.
This 18K white gold ring featuring a Diamond (4.12 ctw.) polar bear jumping between Opal icebergs (33.77 ctw.) from Gwennie by Michael John of Michael John Jewelry received 3rd Place in the Evening Wear division. #AGTA #AGTASpectrum15 #MichaelJohnJewelry
Thompson Diamonds The Thompson Diamonds, a pendant and earrings, are set in platinum and were designed by Harry Winston, Inc. In 1956, Winston purchased a rough brown diamond weighing 264 carats from the Diamond Trading Co. of Antwerp. In the spring of 1957, the rough was cut in to three stones weighing 36.73ct, 20.46ct and 19.12ct.