Visit to Chow Tai Fook Diamond Cutting Factory in
2014-1-17 · The first step was for the planner to decide what diamond shape would result in the best yield and value, based on the shape of the rough. If the rough is long, the shape of the cut stone would most likely be something like a pear or marquise. After the cut stone’s shape is selected, the best combination of cut stone sizes is determined.
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