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Diamond proportions and facets, for the round brilliant cut. The modern round brilliant-cut was developed by Marcel Tolkowsky in 1919. The ideal proportions are 100% diameter, 53% table, 43.1% pavilion and 16.2% crown. The girdle and culet (if any—not part of
HCA: defining ideal cut diamonds is a detailed explanation of the "Holloway Cut Adviser". A web service that uses this software is available. Malecka, Anna (2017). Naming of the Koh-i-Noor and the Origin of Mughal-Cut Diamonds, The Journal of Gemmology, no. 4. 38(8). OctoNus Software has posted several diamond cut studies, by various authors ...
For ENFP, "The Campaigner," a bold, mixed-cut diamond setting embraces your spontaneity and love for evolved, unconventional designs. A 14k rose gold or sleek platinum setting highlighting a ...
A large carat weight may not necessarily equate to the overall best-looking diamond. “A smaller, well-cut diamond with excellent color and clarity may appear more stunning than a larger, lower ...
An example of this is the marquise cut diamond which was popular in the 1970s to 1980s. In later decades, jewelers had little success in selling this shape in comparison to other shapes like the oval or pear shape. [citation needed] The marquise can be cut into an oval diamond by any diamond cutter with a loss of 5 to 10% in total weight.
Diamond facets.gif is licensed under the GNU Free Documentation License; that is the license under which this derivitive work (Diamond_facets.svg) was made. The uploader of the svg file ( User:Danuthaiduc ) placed the derivation of the svg file from the gif file into the Public Domain, using the PD-self template.
The cut of a diamond describes the manner in which a diamond has been shaped and polished from its beginning form as a rough stone to its final gem proportions. The cut of a diamond describes the quality of workmanship and the angles to which a diamond is cut. Often diamond cut is confused with "shape".
The diamond cut planning stage is a complex process that requires the cutter to work with unique rough stones. Very often, the location of the inclusions in a rough stone will determine the type of shape to which a diamond may be cut. For economic reasons, most diamonds are cut to retain weight instead of maximizing brilliance. [2]