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A brilliant is a diamond or other gemstone cut in a particular form with 57-58 facets so as to have exceptional brilliance. The underside is conical, a shape that provides maximal light return through the top of the diamond. Even with modern techniques, the cutting and polishing of a diamond crystal always results in a dramatic loss of weight ...
A diamond cut is a style or design guide used when shaping a diamond for polishing such as the brilliant cut. Cut refers to shape (pear, oval), and also the symmetry, proportioning and polish of a diamond. The cut of a diamond greatly affects a diamond's brilliance—a poorly-cut diamond is less luminous. In order to best use a diamond gemstone ...
Jewels of Diana, Princess of Wales. Diana wearing a pearl necklace and pearl earrings, featuring double wire of gold with diamonds and four equidistant knots, during a visit to Washington, D.C. in June 1997. Diana, Princess of Wales, owned a collection of jewels both as a member of the British royal family and as a private individual.
The depth percentage is the overall quickest indication of the quality of the cut of a round brilliant. "Ideal" round brilliant diamonds should not have a depth percentage greater than 62.5%. Another quick indication is the overall diameter. Typically a round brilliant 1.0-carat (200 mg) diamond should have a diameter of about 6.5 mm (0.26 in).
Set with over 3,000 diamonds, it was the first consort crown to include the Koh-i-Noor diamond presented to Queen Victoria in 1850 following the British conquest of the Punjab. Originally 191 carats (38 g) and set in an armlet, it was cut down to an oval brilliant weighing 105 carats (21 g), which Victoria mounted in a brooch and circlet. [111]
HAVANA (Reuters) -Cuba's power-grid operator said it had restored electricity to most of the capital Havana on Monday even as Tropical Storm Oscar lashed the island's eastern end, downing trees ...
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