Diamond Grading Sorting

Paper Code: 
JWT- 502
Credits: 
3
Contact Hours: 
45.00
Max. Marks: 
100.00
Objective: 

Learning outcomes (COs):

Course

Learning outcomes

(at course level)

Learning and teaching strategies

Assessment

Strategies

COURSE CODE

COURSE TITLE

 

JWT 502

 

Diamond Grading Sorting

 

The students will –

CO106: Aquent with history of diamond, sources and mining.

 CO107: Use basic gemological instruments to identify the natural, synthetic, manmade and simulants diamond. and  Learn about Impurities in rough to finished diamonds , their cause and effect.

CO108: Determine colour in diamonds, both natural and artificial and its effect on buying and selling.

CO109: learn 5c’s of diamond and the use of the Rappaport Diamond Price List and the International diamond price structure.

CO110: Learn Diamond crystallography, different varieties of diamond crystals. Structural defects and the internal structure of diamond crystals and their physical and optical properties of diamond.

 

Approach in teaching: Interactive Lectures, Discussion, Tutorials, Reading assignments, Demonstration, Team teaching

Learning activities for the students: Self-learning assignments, Effective questions, Seminar presentation, Giving tasks, Field practical

Class test, Semester end examinations, Quiz, Solving problems in tutorials, Assignments, Presentation, Individual and group projects

 

9.00
Unit I: 
History of Diamond
  • The Dark Ages, The Middle Ages &Recent Times
  • Mining
  • Sourcing
  • Famous diamonds

 

9.00
Unit II: 
Type of Diamond and Colour in Diamond
  • Colour formation
  • White, Pink, Green, Yellow, and Blue &Champagne Diamonds
  • Colour treatment in diamond

 

9.00
Unit III: 
Diamond Cutting and Polishing & Grading
  • Instruments used for grading and sorting of diamonds
  • Importance of cutting, grading and sorting of diamonds

 

 

9.00
Unit IV: 
Physical Properties of Diamonds
  • 4 -c's –Color, Cut, Celerity, Carat
  • Specific gravity
  • Hardness
  • Cleavage
  • Simulation / Synthetic
  • Crystal system in Diamond
  • Manmade Diamond
  • Simulants

 

9.00
Unit V: 
Optical Properties of Diamonds

  • ·Reflection

  • ·Dispersion

  • ·Faceting

  • Luster
  • Fluorescence
  • Brilliance
  • Certification

 

Essential Readings: 
  • Mathur,A. (2007). Diamond : Eternal Fire : The Indian Diamond Tradition, : Rupa& Co.
  • Newman,R. (2017). Diamond Ring: Buying Guide, losangeled : International jewelry Publication
  • Balfour, I. (2007). Famous diamonds. Woodbridge,Suffolk. : Antique Collector's Club Ltd.
  • Verna,  P.T. (2001). Diamond Grading ABC The Manual, Rubin & Son

 

References: 
  • Spear, K. E., &Dismukes, J. P. (Eds.). (2004). Synthetic diamond: emerging CVD science and technology (Vol. 25). John Wiley & Sons.
  • Neves, A. J., &Nazaré, M. H. (Eds.). (2001). Properties, growth and applications of diamond  IET.
  • Weinstein, M. (2013). Precious and semi-precious stones. Read Books Ltd.
  • Bourdier, F. (2006). The mountain of precious stones: Ratanakiri, Cambodia: essays in social anthropology. Center for Khmer Studies.
  • Schumann, W. (2009). Gemstones of the World. Sterling Publishing Company, Inc.

 

  • E-RESOURCES:

JOURNALS:

  • Journal of Gem & Jewellery Industry 
  • Art of Jewellery
  • Diamond World

 

Academic Year: 
2022-2023
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