Pennyweight (dwt) Calculator

Use this handy pennyweight calculator to convert the weight of your lot into pennyweights (dwt), the standard unit of measure for pricing precious metals. You can convert any weight into any other unit of measure.

An advanced version of this pennyweight calculator, which provides payout quotes, is available to our customers who register an account on our website. From the largest lot to the smallest collection of scrap jewelry, provide us with your contact information and we will follow up with a quote. Call us today 212-398-1454 to discuss hedging options. Feel free to stop by and visit us in the Diamond District; our headquarters are at 45 West 47th Street (Exchange).