Pennyweight to Pound Converter
Convert Pennyweight (dwt) to Pound (lb) instantly. 1 dwt = 0.003429 lb.
Mass Converter
26 units available
1 dwt = 0.003429 lb
Formula:
lb = dwt × 0.0034285714With your value: 1 dwt = 0.00342857 lb
How big is that?
Everyday references on a logarithmic scale, all expressed in pennyweight so you can sanity-check the result.
Other Pennyweight to Pound conversions
Pennyweight to Pound Conversion Table
| Pennyweight (dwt) | Pound (lb) |
|---|---|
| 0.5 | 0.001714 |
| 1 | 0.003429 |
| 2 | 0.006857 |
| 5 | 0.017143 |
| 10 | 0.034286 |
| 15 | 0.051429 |
| 20 | 0.068571 |
| 25 | 0.085714 |
| 50 | 0.171429 |
| 100 | 0.342857 |
| 250 | 0.857143 |
| 500 | 1.714286 |
| 1000 | 3.428571 |
Pound to Pennyweight Conversion Table
| Pound (lb) | Pennyweight (dwt) |
|---|---|
| 0.5 | 145.833333 |
| 1 | 291.666667 |
| 2 | 583.333333 |
| 5 | 1,458.333333 |
| 10 | 2,916.666667 |
| 15 | 4,375 |
| 20 | 5,833.333333 |
| 25 | 7,291.666667 |
| 50 | 14,583.333333 |
| 100 | 29,166.666667 |
| 250 | 72,916.666667 |
| 500 | 145,833.333333 |
| 1000 | 291,666.666667 |
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
Pound (lb)
Mass
1 avoirdupois pound = 0.453 592 37 kg exactly (1959 international agreement).
Source: International Yard and Pound Agreement of 1959; NIST Federal Register Notice 59-5442
US, UK, Canada, Australia, New Zealand, South Africa · Reviewed 2026-07-01
How to Convert Pennyweight to Pound
To convert from Pennyweight (dwt) to Pound (lb), multiply the value by 0.0034285714.
Formula: lb = dwt × 0.0034285714
Reverse: dwt = lb × 291.6666666667
Step-by-Step Example
- Start with your value in Pennyweight. For example: 5 dwt
- Multiply by the conversion factor: 5 x 0.0034285714
- The result is: 0.017143 lb
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 Pound
The pound (lb) is an imperial unit of mass equal to exactly 0.45359237 kilograms. It is the primary unit of weight in the United States.
Fun Fact: The abbreviation "lb" comes from the Latin "libra pondo" meaning "a pound by weight."
Common uses: body weight (US), food packaging, shipping.
Frequently Asked Questions
How many Pound are in 1 Pennyweight?
There are exactly 0.0034285714 Pound in 1 Pennyweight. This means the conversion factor from Pennyweight to Pound is 0.0034285714.
What is the formula to convert Pennyweight to Pound?
The formula to convert Pennyweight to Pound is: lb = dwt × 0.0034285714. For example, to convert 10 Pennyweight to Pound, you would multiply 10 by 0.0034285714.
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 Pound?
The pound (lb) is an imperial unit of mass equal to exactly 0.45359237 kilograms. It is the primary unit of weight in the United States.
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 Pound converter. UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/pennyweight-to-pound