Convert Pennyweight to troy ounces
Western Europe · European Weight · active · modern
Conventional value The unit is customary but its modern value is settled and widely cited; the arithmetic itself is exact.
1 Pennyweight = 0.0499999 troy ounces
troy ounces = Pennyweight × 0.049999877
Convert any amount
Pennyweight to troy ounces table
| Pennyweight | troy ounces |
|---|---|
| 0.25 Pennyweight | 0.0125 troy ounces |
| 0.5 Pennyweight | 0.0249999 troy ounces |
| 1 Pennyweight | 0.0499999 troy ounces |
| 2 Pennyweight | 0.0999998 troy ounces |
| 3 Pennyweight | 0.15 troy ounces |
| 4 Pennyweight | 0.2 troy ounces |
| 5 Pennyweight | 0.249999 troy ounces |
| 10 Pennyweight | 0.499999 troy ounces |
| 20 Pennyweight | 0.999998 troy ounces |
| 25 Pennyweight | 1.25 troy ounces |
| 50 Pennyweight | 2.49999 troy ounces |
| 100 Pennyweight | 4.99999 troy ounces |
About the Pennyweight
1 Troy Ounce = 20 Pennyweight.
- Symbol
- dwt
- Value in SI
- 1 Pennyweight = 0.00155517 kilogram
- Typical use
- jewellery
- Source
- UnitConvertLab measurement atlas
Every atlas conversion routes through the SI kilogram. See our methodology and data provenance pages for how these values are sourced and verified.
Related units and variant risk
Other european weight units in the Western Europe family, least settled first. If your figure came from a land record, invoice or historical document rather than a calculator, check these before assuming a single standard.
Related conversions
Frequently asked
How many troy ounces are in a Pennyweight?
1 Pennyweight = 0.0499999 troy ounces. Multiply the number of Pennyweight by 0.049999877 to get troy ounces.
What is Pennyweight used for?
1 Troy Ounce = 20 Pennyweight. It is classified as active and dates from the modern period.
Is the Pennyweight value exact?
Yes for practical purposes. UnitConvertLab converts every atlas unit through the SI kilogram, so the arithmetic itself introduces no rounding beyond the digits shown.
How reliable is this Pennyweight conversion?
Conventional value — The unit is customary but its modern value is settled and widely cited; the arithmetic itself is exact. Source: UnitConvertLab measurement atlas.
Cite this page
UnitConvertLab. (2026). Convert Pennyweight to troy ounces. UnitConvertLab. Retrieved from https://unitconvertlab.com/regional/pennyweight-to-troy-ounce-si
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