Pennyweight to Gram Converter
Convert Pennyweight (dwt) to Gram (g) instantly. 1 dwt = 1.555174 g.
Mass Converter
26 units available
1 dwt = 1.555174 g
Formula:
g = dwt × 1.55517384With your value: 1 dwt = 1.55517384 g
How big is that?
Everyday references on a logarithmic scale, all expressed in pennyweight so you can sanity-check the result.
Other Pennyweight to Gram conversions
Pennyweight to Gram Conversion Table
| Pennyweight (dwt) | Gram (g) |
|---|---|
| 0.5 | 0.777587 |
| 1 | 1.555174 |
| 2 | 3.110348 |
| 5 | 7.775869 |
| 10 | 15.551738 |
| 15 | 23.327608 |
| 20 | 31.103477 |
| 25 | 38.879346 |
| 50 | 77.758692 |
| 100 | 155.517384 |
| 250 | 388.79346 |
| 500 | 777.58692 |
| 1000 | 1,555.17384 |
Gram to Pennyweight Conversion Table
| Gram (g) | Pennyweight (dwt) |
|---|---|
| 0.5 | 0.321507 |
| 1 | 0.643015 |
| 2 | 1.28603 |
| 5 | 3.215075 |
| 10 | 6.430149 |
| 15 | 9.645224 |
| 20 | 12.860299 |
| 25 | 16.075373 |
| 50 | 32.150747 |
| 100 | 64.301493 |
| 250 | 160.753733 |
| 500 | 321.507466 |
| 1000 | 643.014931 |
Where these values come from
Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.
Pennyweight (dwt)
Mass
Traceable to the kilogram, defined by fixing the Planck constant at 6.626 070 15 × 10⁻³⁴ J·s. Avoirdupois masses derive from the 1959 international pound (0.453 592 37 kg exactly).
Source: BIPM, The International System of Units (SI), 9th edition, 2019 (updated 2024)
Bureau International des Poids et Mesures · Reviewed 2026-07-01
Gram (g)
Mass
Traceable to the kilogram, defined by fixing the Planck constant at 6.626 070 15 × 10⁻³⁴ J·s. Avoirdupois masses derive from the 1959 international pound (0.453 592 37 kg exactly).
Source: BIPM, The International System of Units (SI), 9th edition, 2019 (updated 2024)
Bureau International des Poids et Mesures · Reviewed 2026-07-01
How to Convert Pennyweight to Gram
To convert from Pennyweight (dwt) to Gram (g), multiply the value by 1.55517384.
Formula: g = dwt × 1.55517384
Reverse: dwt = g × 0.6430149314
Step-by-Step Example
- Start with your value in Pennyweight. For example: 5 dwt
- Multiply by the conversion factor: 5 x 1.55517384
- The result is: 7.775869 g
About Pennyweight
The pennyweight (dwt) equals 1/20 of a troy ounce, about 1.555 grams. Jewellers still price scrap gold by the pennyweight.
Common uses: jewellery trade, gold scrap, assaying.
About Gram
The gram equals one thousandth of a kilogram. It is commonly used for measuring food, ingredients, and small items.
Common uses: cooking, nutrition labels, jewelry.
Frequently Asked Questions
How many Gram are in 1 Pennyweight?
There are exactly 1.55517384 Gram in 1 Pennyweight. This means the conversion factor from Pennyweight to Gram is 1.55517384.
What is the formula to convert Pennyweight to Gram?
The formula to convert Pennyweight to Gram is: g = dwt × 1.55517384. For example, to convert 10 Pennyweight to Gram, you would multiply 10 by 1.55517384.
What is a Pennyweight?
The pennyweight (dwt) equals 1/20 of a troy ounce, about 1.555 grams. Jewellers still price scrap gold by the pennyweight.
What is a Gram?
The gram equals one thousandth of a kilogram. It is commonly used for measuring food, ingredients, and small items.
What are the common uses of Pennyweight?
The Pennyweight is commonly used in jewellery trade, gold scrap, assaying.
Related Mass Conversions
Cite this page
UnitConvertLab. (2026). Pennyweight to Gram converter. UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/pennyweight-to-gram