Pennyweight conversions

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Mass Conversions: pennyweight conversions - convert pennyweights to:
Convert pennyweights to

The online converter calculator on this page allows you to select the mass/weight measurement unit you want to convert to starting from pennyweights (dwt). To make a conversion starting from a unit of mass other than pennyweight, simply click on the "Reset" button.

What is pennyweight?


The pennyweight is a unit of mass in the US customary system of units equal to 0.00155517384 kilograms (1 dwt = 0.00155517384 kg), the base unit of mass in the International System of Units (SI). It is also equal to 1.55517384 grams (g), or 1,555.17384 milligrams (mg) or 1.55517384x106 micrograms (μg) (SI units of mass), or 24 grains (gr), or 0.004166 troy pounds (lb t) or 0.05 troy ounces (oz t), which are US customary / Imperial units of mass.

The pennyweight is used as a unit of mass for precious metals such as gold, silver and platinum.