The utility model refers to the jewelry industry, namely diamonds (cut diamonds). The diamond "Katyusha" includes a crown, a girdle and a pavilion. The pavilion is faceted in the form of triangles, which form drawings in the form of five-pointed stars. The crown is faceted in the form of triangles and quadrangles, which form figures in the form of five-pointed stars with truncated vertices. The area when cut 6 bunk faces has the shape of a regular hexagon, when cut by 8 bunked faces it has the shape of a regular octagon. The rundist has a round shape not more than 2% thick of the girdle diameter. It is recommended to make diamonds of this cut from dyed rough diamonds. The size of the site is 50% (plus or minus 4%). This useful model can be made in the form of a diamond (with 8 two-tier faces on the pavilion and crown), faceted with 161 facets (without single wedges), 169 facets (at a height of single wedges 25% of the height of the crown), 169 facets (at a height of single wedges 50% of the height of the crown). Either (with 6 double-decker faces in the pavilion and crown) 121 facets (without single wedges), 127 facets (at a height of single wedges 25% of the height of the crown) and 127 facets (at a height of single wedges 50%).
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