The medieval English pennyweight was thus equal to 32 Tower grains. The pennyweight symbol is "dwt". After 1527, the English pennyweight was the Troy pennyweight. The Welcome Nugget is a large gold nugget, weighing 2,217 troy ounces 16 pennyweight. In 1987, he portrayed "Sir Nigel Pennyweight" in the cult horror film "Ghoulies II". Pennyweight and grains are still used to weigh gooseberries in competitions in Cheshire, northwest UK. As a broodmare she also produced Pennyweight, the female-line ancestor of Twilight Son. The pennyweight is the common weight used in the valuation and measurement of precious metals.