Pennyweight Pennyweight A pennyweight (abbreviated dwt, from denarius weight) is a unit of mass that is equal to 24 grains, of a troy ounce, of a troy pound, approximately 0.054857 avoirdupois ounce and exactly 1.55517384 grams. In the Middle Ages, a British penny's weight was literally, as well as monetarily, of an ounce and of a pound of sterling silver. At that time, the pound in use was the Tower pound, equal to 7,680 Tower grains (also known as wheat grains). The medieval English pennyweight was thus equal to 32 Tower grains. When Troy weights replaced Tower weights in 1527, the
Troy, New York other decorative stained-glass treatments for their customers in Troy. With many examples of intact 19th-century architecture, particularly in its Central Troy Historic District, this has helped to lure several major movies to film in Troy, including "Ironweed", "The Age of Innocence (Filmed partially in the Paine mansion)", "Scent of a Woman", "The Bostonians", "The Emperor's Club", and "The Time Machine." There are many buildings in a state of disrepair, but community groups and investors are restoring many of them. Troy's downtown historic landmarks include Frear's Troy Cash Bazaar, constructed on a steel infrastructure clad in ornately carved white marble; the