Appreciation of rough diamond rough map The most complete crystal octagonal gray diamond, 4.12 karat, 10.8*8*8mm, Afrika Selatan 0.67 karat, 7*4*2.5mm, South African diamonds 1.13 karat, 7*5*4mm, Central African Republic 1.76 karat, 7*6*6mm, Brazil 1.91 karat, 7*6*6mm, Brazil Brown octahedron, 7.19 karat, 12*9.5*9mm, Afrika Selatan Brown diamonds, two 5.63 karat, 7*6*6 dan 7*7*6, Australia Gray slender octahedral crystal 1.68 carats 7*6*5mm Russia Mirny mine Taupe octahedral crystal 2.06 carats 8*6*6mm Argyll mine, Australia Yellow octagonal crystal 1.22 carats 7*5*5mm South Africa Pink octahedral crystal 0.78 carats 6*4*4mm Argyll mine, Australia Yellow dodecahedron crystal 0.84 carat 5*4*4mm Botswana F color octahedron 4.85 carats 10*9*7mm Russia