71-cut surface diamond
A cutting surface, diamond technology, applied in jewelry and other directions, can solve the problems of dim fire and scintillation, less refraction times, diamond light transmission and reflection, etc., to achieve high fire and scintillation, many refraction times Effect
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[0026] The present invention will be further explained below in conjunction with the drawings.
[0027] see figure 1 —— Figure 7 , The present invention includes: crown, pavilion and waist 2 connecting the crown and pavilion, the number of crown cutting surfaces is 41, the number of pavilion cutting surfaces is 30, waist 2 is a circular auxiliary small cutting surface The number is 65-100, a total of 71 main facets and 65-100 auxiliary small cutting faces.
[0028] The crown has a symmetrical structure: the crown has a table top 1, the crown side has 10 crown kite-shaped main cutting surfaces 3, crown triangular main cutting surfaces 4, and 20 crown upper waist main cutting surfaces 5.
[0029] see figure 1 , Figure 7 , The two vertices of the crown kite-shaped main cutting surface 3 are respectively located on the table 1 and waist 2, and the four sides of the crown kite-shaped main cutting surface 3 are respectively on the 2 crown triangle main cutting surfaces 4 and 2 crowns. ...
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