- "Passion with Perfection" Home Profile Product Gallery Contact Us Welcome to GPN Diamond "Manufacturer of Excellent Make IF-VVS Round Brilliant Cut Diamonds in 0.01ct sizes." We are Diamond Manufacturer and Supplier of IF-VVS clarity diamonds. These diamonds are available in diameters from 0.50mm to 2.00mm, in both single cut and full cut. We also ensure that diamonds are made available in superior polished finish with brilliant cuts. © 2014 GPN Diamond RJC LOGO is copyright and trademark of RJC. Powered by Codiot Technologies Home Profile Product Gallery Contact Us