Colors
Diamonds are available in a number of exquisite colors ranging from yellow, grey, brown to blue, pink, green, black and red. They can also be colorless to transparent white. The transparent ones are the purest form of diamonds.
Diamond Cutting
As every diamond is different, a stone must first be carefully examined by the cutter and then marked for cutting. Of all the cuts, the most popular is the round brilliant because of its ability to give a stone the greatest possible brilliance and fire with the most minimal amount of weight loss. The following cutting and polishing procedures uses the round brilliant cut as an example. The rough diamond is divided into two parts by sawing or cleaving. Most stones are sawn across the "grain" (visible evidence of the diamond's crystal structure) by a paper-thin metal disc coated with diamond dust revolving at high speed or by laser. The stones that are marked for cleaving are split along the grain by a single blow from a steel blade. After cleaving or sawing, the corners of the diamond a...
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