Gold Price and GoldCalc.com provide updated gold prices per gram. GoldCalc.com offers a calculator that allows users to determine the value of their gold by weight.
Gold Price offers users the current bid and ask price for a gram of gold, and the service is free of charge as of 2015. The website also features a chart covering the price of gold per gram ranging from the past three months up to 10 years. Gold Price provides users with a chart that allows them to determine the price of gold in U.S. dollars, from 1 gram up to 1000 grams. One gram of gold is the equivalent of 0.03215 troy ounces.