As per Wikipedia, the first princess cut was brought into existence by A. Nagy of London in . It is undoubtedly the one of the most popular cuts in recent times, second only to the round brilliant cut.
There are a number of reasons for its major popularity all over
The octahedron rough stone, which is used for princess cut the world. Be it their price, yield, or the crown, princess cuts beats many all the other cuts, and are hence considered to the best choice for wedding rings.
The octahedron rough stone, which is used for princess cut is roughly similar in shape to the princess cut. The similar shaping of the cut and the stone, allows two similarly sized princess cut diamond to be cut from a single stone,
with minimum waste. According to reports, this property of princess cuts, enable to retain as much as of the original stones weight after cutting. This minimum wastage brings the cost of princess cut lower as compared to other cuts, especially round brilliant.
Even though, the crown surface of the princess cut is - lesser than the round diamond of same weight, its corner-to-corner measure is about more in diameter on a round cut diamond of same weight, which offers a larger appearance.
With enhanced degree of brilliance, the princess cut effortlessly eliminates the light, which makes it difficult to perceive the actual color of the rough material used. It is highly recommended to go higher than H if your re going for a princess cut for enhanced brightness and shine.
The princess cut is known to be far better than square cut diamonds when it comes to hiding the inclusions, under the view of naked eye. Buying VS or SI is recommended, as they appear clean to the naked eye.
AGA, AGSL, EGL-USA, and GIA are the only labs, throughout the world that can grade the cut of a princess cut. Though the measurements vary to a major extent, manufacturers are known to market various angles and patterns, calling them an ideal cut. However, the certification labs have stated that, enough information on ideal shape of princess cut are not available in the industry and thus the consumers can be deceived by princess cut diamonds that are not accompanied with the required grades and certifications.