Our sterling calculator automatically subtracts 7.5% from the weight entered and provides the value of the .999 pure silver only. Silver and Gold Coin Calculators When you select one of the silver or gold coin melt value calculators, you only need to know the quantity of each type of coin you have. Discover the precious metal or base metal value of your coins, bullion and other treasured metallic items with these handy melt value calculators.Now you can quickly determine what the gold, silver, platinum, palladium, copper and/or nickel content in variety of items is worth. Whether your metal is in the form of coins, bars, rounds, jewelry or just plain scrap; there are several different