And there are few workmen who are able to do, from such a design as this, any reason ably good work. The quantity ... of Coin. In compounding recipes, it is sometimes very handy to have standard weights much smaller than are usually to be found, even with small scales. ... Twenty-five cen Twenty cents. . . . . bronze and nickel coins we have the following weights: Uoln. Weight in ... The 5-cent nickel weighs 5 grams of the metric system, and is thirteen-sixteenths of an inch in diameter.