In 1477 AD, Archduke Maximilian of Austria presented a ideal cut diamond to Mary of Burgundy as a sign of their engagement. He put it on the third finger of her left hand, She accepted his proposal and the princess cut diamond was born.
The GIA Certified Diamond, now more attractive, is also now worth more. At present, we have the ability to produce man-made princess cut diamond of fine quality.
anniversary rings was discovered to be carbon in 1796, and it took more than 150 years from that time until a method of princess cut diamond synthesis was invented.