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Marcel Tolkowsky (25 December 1899 – 10 February 1991), [1] an engineer by education, was a Belgian member of a Jewish family of diamond cutters from Poland. He is generally acknowledged as the father of the modern round brilliant diamond cut . [ 2 ]
The round brilliant cut is preferred when the crystal is an octahedron, as often two stones may be cut from one such crystal. [23] Oddly-shaped crystals such as macles are more likely to be cut in a fancy cut (that is, a cut other than the round brilliant), which the particular crystal shape lends itself to. The prevalence and choice of a ...
The modern round brilliant consists of 58 facets (or 57 if the culet is excluded), ordinarily today cut in two pyramids placed base to base: 33 on the crown (the top half above the middle or girdle of the stone), truncated comparatively near its base by the table, and 25 on the pavilion (the lower half below the girdle), which has only the apex ...
"After the color image is established, the black silver-based image is dissolved away, leaving the color behind." #28 The Cathedral, Amsterdam, Holland Image credits: Detroit Photograph Company
The art of cutting a gem is an exacting procedure performed on a faceting machine.The ideal product of facet cutting is a gemstone that displays a pleasing balance of internal reflections of light known as brilliance, strong and colorful dispersion which is commonly referred to as "fire", and brightly colored flashes of reflected light known as scintillation.
Gabriel S. Tolkowsky (15 September 1939 – 28 May 2023) was a Belgian-Israeli diamond cutter, best known for cutting the Centenary Diamond. [1] He was the great nephew of Marcel Tolkowsky, father of the modern round brilliant diamond cut. [2] He is the sixth generation in his family to become well-known in the diamond cutting trade. [3] [4]
And the mastermind behind the art is David Hoey, the senior director of visual presentation at Bergdorf Goodman. He has been with the store for more than 20 years and oversees the design of the ...
Photo Credit: Design Taxi. The image depicts Disney's core business as grounded in films, with a portfolio of entertainment assets that are supported by and also reinforce the movies.