The blame profitability that American gemmology courtyard is an independence is organized, regard the gem on the world as the authority of the bound, famed with its justice. The education of the revolutionary research of this institute and its itself, experiment and equipment development process are the annals that jewelry industry grows almost. GIA diamond classifications report and GIA diamond processing are considered as certificate of world first gem. The diamond of all sorts of appearance and size from the world each corners send an institute to undertake analytic classificationing. Diamond certificate number (Laboratory Report) : The date of calibration certificate number of this diamond (Date) : This diamond is mixed to cut industry pattern by appearance of appraisal date diamond (Shape And Cut) : The figure that basically describes diamond and dimension of diamond of the design that cut worker worker (Measurements) : The weight of carat of diamond dimension size that is an unit with millimeter (Weight) : Descriptive diamond arrives approximately the carat weight of 1% compares completely greatly (Total Depth) : to the diameter diamond (the circle gets or abnormity gets) scale stage of height is wide than (Table Width) : to the diameter diamond (the circle gets or abnormity gets) the scale coronal of mesa compares high (Crown Height) : to the diameter diamond (the circle gets or abnormity gets) the scale booth of coronal ministry compares greatly (Pavilion Depth) : to the diameter diamond (the circle gets or abnormity gets) the scale symmetry of booth ministry (Symmetry) : The grade waist arris of the symmetry of diamond (Girdle Thickness) : The needle end the ply of diamond waist arris (Culet) : The exterior polish of face of bottom pointed carve (Polish) : The grade of the polish of diamond spends completely (Clarity Grade) : Spend completely in what 10 times magnifier issues diamond classification the clean composition of a picture that spend a knot: One shows a picture in what observe below magnifier, the feature of the figure that it described diamond and inclusion and positional color (Color Grade) : The color of diamond classifications fluorescent (Fluorescence) : In ultraviolet light illuminate falls, the visible light explanatory note that diamond issues (Comments) : To there is a description in the report
