Today Silver Rates in US per Gram 24k (999 fine), 23k (958 Britannian), 22k (916 Jewellery ideal), 21k, 20k, 14k to 11k pure silver. Current spot price in US D Silver Rates in US per Gram 24k (999 fine), 23k (958 Britannian), 22k (916 Jewellery ideal), 21k, 20k, 14k to 11k pure silver. Silver Spot Price & Charts Silver Prices Per Ounce, Gram & Kilo. To the right are live silver spot prices per troy ounce, gram, and kilogram. You can also see 24-hour trends for each weight. Stay up to date on spot prices and bullion specials The silver per gram calculator shows the price per gram of 100% pure silver, unless a lower ratio is specified. You can select the millesimal fineness of silver from the drop-down list, or just enter a numerical value in the silver purity text box of the silver gram value calculator.