About This Course
The Polish LB/LC Diamond Valuation Course at Rishta
Diamond Institute, the best diamond institute in Surat, is
a specialised 410-hour business diploma for students who want to master LB (Light Brown)
and LC (Light Colour) diamond grading and valuation — a niche but highly profitable
segment of Surat's diamond trade.
LB and LC diamonds are extensively traded in Surat's local market and this LB/LC diamond
course in Surat is one of the very few courses in India that provides deep
expertise in this area. You will learn the complete 7-number LB/LC shading
system, market-based valuation, factory mix lot pricing and the full rules of the
diamond market.
This is the most comprehensive LB/LC diamond shading course available in Surat
and is taught by experienced faculty at Rishta Diamond Institute — the best diamond
grading institute in Surat, Gujarat.
Who Should Enroll?
Students specialising
in LB/LC diamond trade
Diamond professionals
handling near-colourless diamonds
Aspiring LB/LC diamond
traders in Surat's local market
Diamond factory
workers doing LB/LC sorting
Students wanting
complete market valuation expertise
Anyone targeting
high-value diamond niche careers
What You Will Learn
Full diamond cut proportion
measurements
International color & clarity
grading
LB & LC 3 and 7-number shading
systems
Certificate language vs local
market language shading
Complete market-based valuation
methods
Factory mix lot valuation & single
shading practice
Real, American Diamond &
Moissanite identification
Diamond market regulations &
buying/selling theory
Course Curriculum
- Introduction to Diamond Grading
- Guidance for Handling Lab Equipment
- Basic Knowledge of Polish Diamond
- Internal & External Defect Theory – Local & International
- Internal & External Defect Master Pcs
- How to Plot the Defect of Diamond
- How to See a Diamond – Theory
- Diamond Cut Master Pcs
- How to Identify Diamond Basic Cut Quickly – Practical
- How to Use Tweezer Easily with Diamond Cut Report
- Full Diamond Cut Measurements: Table Size, Crown Angle, Crown Height, Girdle
Thickness, Pavilion Depth, Pavilion Angle, Total Depth
- International Color Grading Knowledge
- International Clarity Grading Knowledge
- White Small Size Diamond Full Assortment with Tweezer
- One Method of Valuation
- White Small Size Diamond Semi Assortment Under Tripod
- How to Identify Small Size Diamond Color (D, E, F & G, H)
- Different Types of Valuation Methods
- Practical Knowledge of Fully Sieve Size
- Different Types of Valuation Methods (Advanced)
- Complete Market-Based Valuation
- Factory Mix Lot Valuation Method
- Real, American Diamond & Moissanite Theory and Practical Knowledge
- Theoretical Knowledge of Rules and Regulation of Diamond Market
- Knowledge of Buying and Selling Theory
Frequently Asked Questions
What does LB/LC mean in the diamond industry?
LB stands for "Light Brown" and LC stands for "Light Colour" diamonds. These
diamonds fall between D-Z white diamonds and fancy colour diamonds. In Surat's local market,
LB/LC diamonds have their own unique shading and pricing system which this course covers in
complete detail.
Is the LB/LC shading system taught in local and certificate language both?
Yes. This course teaches both the certificate language (as used by GIA and other
labs) and the local market language used in Surat's diamond market — a critical skill for
professional LB/LC diamond trading.
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