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Troy ounce to Pennyweight

Convert Troy ounce to Pennyweight and get the exact value instantly.

About this conversion

To convert Troy ounce to Pennyweight, multiply the number of Troy ounce by 20.

Weight units split between the metric world (grams, kilograms) and imperial habits (pounds, ounces, stones), which is why shipping labels, recipes and gym plates rarely line up without a conversion.

Conversion table

Troy ounce (oz t)Pennyweight (dwt)
1 oz t20 dwt
2 oz t40 dwt
5 oz t100 dwt
10 oz t200 dwt
100 oz t2000 dwt

How to use this converter

  1. Enter your Troy ounce value

    Type any number into the Troy ounce field. It starts at 1 so you can read the rate straight away.

  2. Read the Pennyweight result

    The amount in Pennyweight updates as you type, so there is no button to press and nothing to wait for.

  3. Swap or keep exploring

    Use the swap control to flip the direction, or pick a related conversion from the list below.

Frequently asked

How many Pennyweight are in one Troy ounce?
One Troy ounce equals 20 dwt. Enter any amount above to get an exact figure for your own value.
Is this converter accurate?
Yes. It uses the exact international definition of each unit and computes on your device, so the only rounding is for display.
Do you upload the numbers I enter?
No. The Troy ounce to Pennyweight conversion runs entirely in your browser tab, and nothing you type is sent to a server.
Does it work on my phone?
Yes. It runs in any modern mobile browser and keeps working offline once the page has loaded.

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