Curriculum
1 Section
15 Lessons
4 Weeks
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WHAT WILL YOU LEARN?
1.0
Formation of rough diamond – production from mines – sources & location.
1.1
Various types of rough – Syndicate, Australian, Russian, South Africa, Coated, Brazilian, Cleavaz etc.
1.2
Diamond shapes & cuts – constants and characteristics of diamonds.
1.3
Process of acquiring parcel from DTC/ IDC / Belgium / Israel and Local – Bandha (i.e. Better – medium – weak).
1.4
Process of manufacturing – Factory polishing process – ghat (Bruiting), table, blocking, bottom, top, rounding, faceting, brillianteering.
1.5
Machinery knowledge bruiting, sawing machine, laser technology, laser kerfing – sawing, diamond scaife.
1.6
Rough diamond shading – color grading.
1.7
Introduction to rough assortment – makeable, sawable, cleavable, resale, rejection.
1.8
Model assortment, expected yield, table & culet planning, different types of planning, ‘planning’ as per clarity, planning as per weight or expected yield.
1.9
Estimated yield & proportions.
1.10
Information on polished goods: grading, shading, assortment final & exports.
1.11
Uses of rough diamonds.
1.12
Knowledge of gauging & sieving.
1.13
Valuation of rough and market practice – words commonly used in the market.
1.14
Identification of natural rough, young diamond and synthetic rough diamonds (CVD & HPHT Rough).
Rough Diamond Graduate
Curriculum
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