Tender For supply of gold plated silver medal with following specification & design: (i) weight 20 grams. (ii) silver of 0.999 purity. (iii) diameter of medal 1-1/2 inches. (iv) two aluminum pillars of height 1.5 inches, diameter 0.75 inches on both sides of medal. (v) the design of medal will be indian railways logo on one side & name of zonal railway on the other side. (vi) 0.5 micron thickness of gold platting on silver medal. (vii) packing viz velvet box with acrylic case inside.