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DPL002
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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
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Basics of polishing, polishing direction, polishing grain, polishing
tips &
techniques, maximum yield recovery, manufacturing defect, machine
maintenance.
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) |
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