How to Identify Diamond | कैसे पहचाने आपके पास हीरा है या नहीं | DU-GEMOLOGY
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YouTubeDu Gemology (Institute of Gemology & Laboratory)
How to Identify Diamond | कैसे पहचाने आपके पास हीरा है या नहीं | DU-GEMOLOGY
This Video is all about the easiest method to identify diamonds. You can rub the stone with a Grinding stone and detect whether the stone is a Diamond or not. दोस्तों , इस video से जुड़ा हुआ, आपका कोई भी सवाल हो तो मुझे comment पर लिक्खे ...
6M viewsFeb 9, 2019
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