Pennyweight
Unit of mass / From Wikipedia, the free encyclopedia
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A pennyweight (dwt) 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[1] and exactly 1.55517384 grams.[2] It is abbreviated dwt, d standing for denarius – (an ancient Roman coin), and later used as the symbol of an old British penny (see £sd).
Quick Facts General information, Unit system ...
Pennyweight | |
---|---|
General information | |
Unit system | Troy weight |
Unit of | Mass |
Symbol | dwt |
Conversions | |
1 dwt in ... | ... is equal to ... |
Troy | 1⁄240 troy pound |
Avoirdupois | 0.05485714 oz |
SI units | 1.555174 g |
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