There are not many countries and regions which are capable of processing diamond until today. They are mainly Belgium, Israel, Former Russia, India, America and China. Russia, New York in America, Antwerp in Belgium, Tel Aviv in Israel and Bombay in India etc. are generally considered as the diamond processing center in the world, so what is called the Belgium cutting, Israel cutting etc. all express the schools of diamond cutting with each distinct features.
The Antwerp in Belgium is famous for its excellent fire color. The diamond processed by Belgium includes round diamond and diamond with various styles of cutting and they have the size from 1 cent to 10 carat. The round diamond usually have 57 facets, radio and finish are also excellent. The bottom end of some are polished into small white particles to prevent being damaged when packing the diamond. They can also carve a printing into the processing diamond with icy laser according to the request of customer. The diamond cutting tool of Belgium spreads all over the world nowadays. Russia uses its own automatic machine; the ratio of processed diamond is within a good range. According to the traditional addressing, it is called the Soviet Union cutting. The feature of Soviet Union cutting diamond is that they are all round cutting diamond with 57 facets, even bottom end, meticulous waist, taking on semi-transparent grinding shape, but usually there is parallel thin lines on the surface, and the weight of diamond is from 1 cent to 10 carat.
The diamond processing industry of Israel is very advanced, but the processing level is not average and they often use traditional tools to polish. The waists of some diamonds are rough, the symmetry is not good, the shadow of pavilion is not regular, and bottom corner is deep and shallow, affecting the fire color of diamond to some extent. The processed diamonds are mainly from 10 cents to 50 cents.
The automatic circular machines for processing the diamond in America are mainly introduced from Israel. The diamond processed includes round diamond and diamond with various styles of cutting. They mainly process big diamond with above 1.00 carat. The round diamond with the style of American cutting have 58 facets, the bottom end is grinded even and polished into transparent octagon, the waist is grinded into transparent facet. The symmetry of diamond processed by American is not as good as that of Soviet and Belgium cutting.
The diamond processing industry of India shares about 50% of world market nowadays. The way of processing the diamond in India is mainly the traditional family workshops, employing nearly 1 million persons. The polishing effect of the diamond, processed by semi-automatic machine, is not good, the waist is thick, and the symmetry is bad, affecting the fire color. The processed diamonds are mainly small diamonds and they are usually within 20 cents.
212x5~20m Created Diamond Necklace Earrings Set
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