Khanna Gems Group | 843 followers on LinkedIn. The Only vertically integrated group for Gemstones in India. | Khanna Gems Group was incorporated on 20th January,1997 and on 1st April,1997 it took over Gem Selections. Khanna Gems Pvt. Limited deals in retail and wholesale of Gemstones, Diamonds, Jewellery, Handirafts, Rudraksha and other related products.