Compare J. K. Diamonds Institute of Gems and Jewelry (JKDIGJ) Diploma in Rough Diamond Grading (Basic + Advance) and Indian Diamond Institute Professional Diamond Grader course on the basis of their Fees, Placements, Cut Off, Reviews, Seats, Courses and other details. Indian Diamond Institute Professional Diamond Grader course is rated 4.3 out of 5 by 3 genuine verified students. Explore Shiksha for detailed comparison on all course parameters and Download free information on UG Diploma Admission details, Placement report, Eligibility criteria etc.