![]() ![]() In general, the greater the imperfections are in number and size, the lower the clarity grade. ![]() Diamonds possessing no such characteristics are categorized as Flawless (FL) or Internally Flawless (IF). To determine a diamond's clarity grade, a gemologist will consider its size, location, quantity and nature. When viewed using a magnification of 10X, they can take various forms such as tiny crystals, clouds or feathers. These diamonds are deemed colorless they are the rarest and the most valuable.Īlmost all diamonds have slight internal and surface characteristics, most of them too small to be seen by the unaided eye. In creating engagement rings, Harry Winston selects diamonds only from the top three grades (D, E, and F). A diamond's color is assessed against a scale from D through Z -based on a standardized color grading system that has been internationally accepted since the 1950s. Though diamonds are transparent, almost all diamonds display some slight hint of color. Therefore weight alone is a poor guide for evaluating a diamond, since it is a complex combination of factors that determines a diamond's beauty and quality. But diamonds of equal carat weight may vary greatly in value because they differ in the quality of their cut, color and clarity. Diamonds of higher carat weight are generally more valuable because they are found less frequently in nature. A carat equals 100 points or 1/5 of a gram. Carat Weight : What is a Carat?Ī diamond's size is measured by weight, expressed in carats divided into points. Harry Winston selects diamonds for our engagement rings according to a more complex calculus, applying a high level of gemological expertise. However, diamonds that seem similar when judged by these criteria alone can vary greatly in beauty. When purchasing a diamond, you will hear mention of the "Four Cs." These criteria for evaluating stones-carat weight, cut, color, and clarity-offer a useful starting point. Each diamond must be handled the way you handle a person." Our discriminating connoisseurship of gemstones has not changed, and every engagement ring we create is one of a kind. ![]() "No two diamonds are alike," Harry Winston once explained. Each stone has been cut and polished to release all its brilliance and distinctive beauty. Every Harry Winston engagement ring begins with a diamond chosen for its exceptional character and superlative quality. ![]()
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