Drawing of different geometrical shapes
Size and Shapes of Gem Stones
Facets drawing and rendering
Drawing & rendering of Cabochons stones
Finishing and enhancement of designs using different settings
Links:
[1] https://www.jewellery.iisuniv.ac.in/courses/subjects/bsc-jewellery-design-technology-4
[2] http://www.amazon.com/Jewellers-Directory-Gemstones-Complete-Appraising/dp/0713676566/ref=sr_1_1?ie=UTF8&s=books&qid=1228538886&sr=1-1
[3] https://www.jewellery.iisuniv.ac.in/academic-year/2019-2020