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1, Color classification
White diamond, color drilling (such as pink, red, blue, etc.), color drilling (also known as AB drill), color AB drilling (such as Red AB, Blue AB, etc.).
2, Shape classification
Ordinary drilling, irregular drilling, irregular drilling can also be divided into diamond diamonds (horse Eye stone), trapezoidal drilling, satellite stone, bottomless drill.
3. Other classifications
（1）. Swarovski Rhinestones Its cutting surface can be as many as 30 surface, so the refractive index is very high, refraction out of the height of deep sense, because of its strong hardness, so gloss to maintain long-lasting, is the leader in the diamond. The "Swarovski" Diamond was created in Austria in 1895 and is famous for its unique crystal stone inserts. At the end of 18th century, Swarovski invented the automatic crystal cutting machine to market. Since then, the crystal shape can be ever-changing, so that hidden poetic charm dripping play. Swarovski is not only synonymous with man-made crystal products, but also a symbol of culture. It has an irreplaceable value, that is-taste. Swarovski has many factories all over the world, so Swarovski represents only one quality, not necessarily from Austria.
（2）, Czech diamond
The drilling and cutting surface of the general more than 10 surface, so the refraction effect is better, can reflect a very dazzling light, its hardness is strong, gloss remained in about three years, after the Austrian diamond.
（3）, the Middle East diamond and domestic rhinestones and so on
Such rhinestones are some manufacturers to cater to the market, low-cost manufacturing of rhinestones, the quality is lower than the Czech diamond.
General rhinestones are arranged according to the quality Price: Austrian diamond (that is, Swarovski Swarovski), Czech Diamond, Korea drilling, domestic a drill, domestic B-drill.
However, the Korean drill is also graded, the real import of the Korean drill than the so-called "Czech drill" also to light, because it has been the side of the polishing process, looks very bright, light transmittance is very good