Diamond Grading & Sorting

Paper Code: 
JWT 502
Credits: 
3
Contact Hours: 
45.00
Max. Marks: 
100.00
Objective: 
  • To provide an understanding of physical and optical properties of diamonds, cutting and polishing 4-c's, simulants and their identification, natural inclusions, polishing, faceting, clarity & colour grades
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 , 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

Inclusions

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: 
  1. Mathur,Asharani -Diamond : Eternal Fire : The Indian Diamond Tradition 
  2. Verena Pagel,Thiesen- Diamond Grading ABC The Manual
References: 
  1. An Analysis Of The International Diamond Market  by Donna J. Bergenstock
  2. The Curious Lore of Precious Stones by George Frederick Kunz
  3. Practical uses of Diamond byA. Bakon & A. Szymanjki
  4. Diamonds byFred Ward
  5. Collecting and Classifying Coloured Diamonds by Stephen C. Hofer
  6. Diamonds Famous & Fatal : The History, Mystery and Lore of the World's Most Famous Gem (Hardcover)
  7. by Leo P. Kendall (Author)
  8. Diamonds Famous, Notable, and Unique by  Lawrence Copeland

 

Academic Year: 
2017-2018
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