Pennyweight
Unit of mass
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A pennyweight is a unit of mass equal to 24 grains, 1⁄20 of a troy ounce, 1⁄240 of a troy pound, approximately 0.054857 avoirdupois ounce and exactly 1.55517384 grams. It is abbreviated dwt, d standing for denarius –, and later used as the symbol... Wikipedia
1 dwt in: is equal to
Avoirdupois: 0.05485714 oz
SI units: 1.555174 g
Symbol: dwt
Troy: 1⁄240 troy pound
Unit of: Mass
Unit system: Troy weight