Convert Pennyweight to grams
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 = 1.55517 grams
grams = Pennyweight × 1.55517
Convert any amount
Pennyweight to grams table
| Pennyweight | grams |
|---|---|
| 0.25 Pennyweight | 0.388792 grams |
| 0.5 Pennyweight | 0.777585 grams |
| 1 Pennyweight | 1.55517 grams |
| 2 Pennyweight | 3.11034 grams |
| 3 Pennyweight | 4.66551 grams |
| 4 Pennyweight | 6.22068 grams |
| 5 Pennyweight | 7.77585 grams |
| 10 Pennyweight | 15.5517 grams |
| 20 Pennyweight | 31.1034 grams |
| 25 Pennyweight | 38.8792 grams |
| 50 Pennyweight | 77.7585 grams |
| 100 Pennyweight | 155.517 grams |
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 If your figure came from a land record, invoice or historical document rather than a calculator, check these before assuming a single standard.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 grams are in a Pennyweight?
1 Pennyweight = 1.55517 grams. Multiply the number of Pennyweight by 1.55517 to get grams.
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 grams. UnitConvertLab. Retrieved from https://unitconvertlab.com/regional/pennyweight-to-gram
Report an incorrect value or source
Regional units vary by district and by century. If this figure, its variant list or its citation is wrong where you are, tell us — the report carries the page context automatically.