Skill Up-gradation program for Diamond Grading
Program Overview :
This program is designed to produce the “Diamond Graders” to meet
continuous growing demands of the trade & industry. Those completing
the program should be able to sort out polished diamond and grade
them as per domestic & international standard with respect to 4Cs
i.e. Carat, Cut, Color & Clarity. Candidates shall be, although
directly not related, exposed to polishing techniques to enable them
to particularly grade Cut parameters with higher level of accuracy.
What you Learn
Basics of polishing, polishing direction, polishing grain, polishing
techniques, maximum yield recovery, manufacturing defect, machine
Sieving, Grading of Polished Diamond and Instruments used, Color
Grading, Clarity Grading, Grading for cut according to
local/domestic market. Valuation of Diamond as per local market.
Grading of Polished Diamonds Gauging of Diamonds, Color Grading
using Natural Master Stones (GIA), Clarity Grading using Microscope
& microscopic study, Grading for cut using Helium Polish. Hearts & Arrow
Cut, Identification of Moissanite, Practice exclusively on diamonds
graded by IDI, valuation of bigger size of Diamonds.
Microscope studies on diamonds about their inclusions & blemishes,
its plotting, introduction to HPHT diamonds & synthetic diamonds.
An overview of various instrument like Diamond view, Diamond sure,
FTIR, UV-VIS etc.
Valuation as per Rapaport (international Market)