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DIAMOND EDUCATION(钻石知识的英文版附图)知识全面简单易懂
有中文版,可在我上传的文档中找到。
DIAMOND EDUCATION
The four most popular factors, or the “four C’s”, used to measure diamond quality are:?Diamond Cut,?Diamond Color,?Diamond Clarity,and?Carat Weight. This section contains all the information you need to search through our diamond database with confidence and findthe diamond thats right for you.
DIAMOND CLARITY
Most diamonds have unique clarity characteristics, much like a fingerprint. These distinguishing characteristics can be classified as?inclusions?and?blemishes. Inclusions are enclosed within a diamond or extend into the diamond from its surface while blemishes, on the other hand, are confined to the diamonds surface. When light enters a diamond, it is reflected in and refracted out. If anything disrupts the flow of light through the diamond, such as an inclusion, a proportion of the light reflected may be lost. This effect can detract from the pure beauty of the diamond.To get the most value, Adiamor suggests selecting a diamond that is eye clean where no internal flaws are visible to the unaided eye. The table?here?depicts how a flaw (inclusion or blemish) may appear under 10X magnification.You may not notice a significant difference between an SI1 and a SI2 with the naked eye. However, you should consider the number, size, brightness, nature, and position of the inclusions of an SI2 graded diamond to ensure that it is eye clean. Some inclusions can be hidden by a prong when mounted, thus having little effect on the beauty of a diamond. An inclusion in the middle or top of a diamond, however, could impact the dispersion of light, sometimes making the diamond appear less brilliant.Our diamond consultants can inspect an SI2 graded diamond to ensure that it is eye clean before your purchase.
GIA AND AGS CLARITY GRADING SCALE
DIAMOND COLOR
Diamond Color?is one of the most important factors to consider, as it is noticeable to the naked eye. A diamonds color is graded by GIA on an alphabetical scale from D to Z, with D be
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