GEM TESTING SERVICES

DIAMOND CERTIFICATE

The purpose of a diamond certificate is to offer you the highest possible level of security and confidence.

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COLORSTONE CERTIFICATE

SDI Colorstone Report assesses the characteristics of a loose or rough colored stone (weight, measurements, shape, cutting style, color and identity)

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JEWELLERY CERTIFICATE

SDI jewellery report contains description, color and clarity grade of diamonds studded in the jewellery piece.

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DIPLOMA AND CERTIFICATE PROGRAMS

Get industry ready !! Learn from experts which involves providing practical knowledge and exposure that is required to start a career in this industry 

DIPLOMA IN DIAMOND GRADING

DIPLOMA IN CAD IN JEWELLERY DESIGNING

DIPLOMA IN JEWELLERY DESIGNING

diplomainjewels

DIPLOMA IN GEMS & JEWELLERY

DIPLOMA IN COLORSTONE IDENTIFICATION

CERTIFICATE IN GOLD APPRAISAL

2500+
STUDENTS COMPLETED SUCCESSFULLY
300+
JEWELLERS BENIFITTED
10+
COURSES

OUR STRENGTHS

LATEST TECHNOLOGY

We use all the latest tools and equipments for all testing purposes to produce most accurate testing results.

EXPERIENCED TEAM

All the graders are well experienced with thorough knowledge and updated with the latest market treatments.

RESEARCH AND DEVELOPMENT

We constantly gather market updates through reliable sources and educate the industry with the same.

SERVICE AND QUALITY

Service and quality of certification has made us one of the most trusted testing labs in the country. We ensure timely delivery of services with uncompromising quality.

BENEFICIARIES

Some of the esteemed jewellers who have benefitted through our training programs:

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TESTIMONIALS

SDI has been a great place to start career in the world of jewellery every minute I have spent in SDI was so useful in learning something purposeful in both about the industry and about life.SDI helped me to find a place for ...
Akshatha.K.Badri.(Solitaire*)
Jewellery Designer  - C.Krishniah Chetty and Sons
SDI was a place where I learnt a lot about diamonds and started my new career. Here, I came to know more about diamonds in a very deep and clear way which helped me a lot in my business. Now as I got confidence to buy and sel...
Kalpesh.U.Khanter
Utsav jewellers
SDI was a fantastic place. I am very much thankful to Ashok sir for giving us this knowledge and also for his inspirational and motivational speeches. I hope to see SDI at International level. SDI Rocks
Ankit Kewachand Jain
SDI is a very good place for learning about gems and jewellery. A brilliant learning experience. The faculty is very good and creative. My experience at SDI will always be memorable. All the best.
Sudip Khamra
CADD designer  - Swarn Mandir,Tumkur
SDI the more we say the less. SDI has the one of the coolest infrastructure and definitely the coolest, kindest & most friendly faculty I have ever seen. I have done my gemology and diamond grading class too Ashok Sir himself...
Akshay Jain
Graduate gemologist
Great classes and got lot of knowledge and enhanced my diamonds skills. The classes were never like classes, it was just like group studies. Good learning experience with fun. Thank you SDI.
Ashish Saklecha
Inder Jewellery Mart  - Owner
Happy to be a part of SDI , specially CAD. Beautiful batch mates, Awesome staff, Friendly nature all over. Never forget the Beautiful days of “CHRISTMAS”.“Words are less to express “.Thanks to all for everything.
Raghavendra Konda
CAD Designing  - Student
I felt that the institute was awesome, was a good learning experience and was very interesting. I made most of the facilities available. The 3 months course was like 30 days. It went very fast and here is the end. It was a ve...
Rahul
Diamond Grading  - Student
The facility and teaching provided by SDI is really good. They groom us from a stone to a diamond. Jewellery Designing manual gave me the in-depth knowledge of jewellery and CAD gave me the complete practical knowledge. I wou...
Rithika Bhansali
Jewellery Designing & CAD Student
Honored to get a chance to learn COMPUTER AIDED JEWELLERY DESIGNING @ SDI. The course has given me the knowledge of making a design of jewellery to ready to sell product. I will be back at SDI for learning more enlightening c...
RAVI KUMAR SATHYANARAYANA
CAD Student
It was a wonderful experience at SDI, the teachers are very helpful, Motivative and supportive. I have done my CAD and Jewellery Designing courses from SDI and I would tell that it was great learning hear at SDI.
Ankita
Jewellery Designing & CAD Student
The environment at SDI is very calm and peaceful. All the members at SDI is very friendly and supportive. The faculties are very nice helpful. The teaching is good and I have enjoyed the entire course. The complete course was...
Adithi M.V
Jewellery Designing & CAD Student