About the Units
assay ton (AT)
A unit of mass equal to 29.167 grams, used in precious metal assaying.
pennyweight (dwt)
A unit of mass equal to 1/20 of a troy ounce or approximately 1.55 grams.
Common Conversions
- 1 AT = 18.754602 dwt
- 0.053320244 AT = 1 dwt