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Choosing The Ideal Diamond Shape
By ian tham, Mon Dec 26th
The shape of a rough diamond crystal is octahedral. The cuttermust cut in such a way as to maximize its weight , brillianceand minimize its flaws. The diamondcut influences the value of the diamond. About 75% of all diamond sold are round brilliant. There areother shapes like emerald, princess, oval, marquise, heart ,pear shape.
The round brilliant gives the most brilliance . Its facet andproportion has been perfected using science and mathematicalanalysis conducted by Marcel Tolkowsky in 1919. Modifiedbrilliants have the same facets and facet arrangement. Thefollowing are all modified brilliants: marquise, heart, oval andpear shape.
Step cut diamonds do not sparkle as much as the brilliant cutdiamonds. However they highlight the clarity of the diamond. Ifthere are any inclusions these will be visible. Example of stepcut is the emerald shape. The mixed cut is a combination of the brilliant and step cut.The step cut is applied on the crown while the brilliant cut isgiven to the pavilion. An example of this cut is the Princesscut. Contrary to expectations, fancy cut diamonds is more affordablethan the brilliant round cut diamond. This is because they arecut to maximize their weight. There is less cutting and wastefor a princess cut. A rough diamond
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