Pennyweights
A measure of Troy weight equalling 24 grains or the twentieth part of a Troy ounce (there are 12 ounces in a pound Troy). Pennyweight is usually abbreviated dwt.
t lb =
dwt * 0.0041667
Troy Pounds
An apothecary weight equal to 12 ounces or 373.242 grams
Tell us what you think of the new site..