Kundan Refinery offers wide range of gold, silver coins and bars and pendants at market price. Choose as per your choice and buy gold and silver coins. Kundan is a traditional form of Indian jewellery using gold foil and uncut diamonds. Learn about its history, process, and popularity in Rajasthani royalty and Bollywood films. Kundan Refinery is famous for its wide range of Gold, Silver Coins and Bars that mark the purest form of the metal. It offers the highest purity of 999.9 gold/silver coins and bars. Kundan Labs are NABL certified which ensures 100% authenticity to Kundan coins. 4 Star EXPORT House OUR COMPANY From our initial roots of business in the 1971 to our latest strides on the global stage, Kundan has grown into one of the nations leading manufacturing and exporting company of the 21st Century. Read More.