Pennyweight to Scruple Converter

Mass Converter

26 units available

Decimals:

From

To

1.2

1 dwt = 1.2 scr

Formula:

scr = dwt × 1.2

With your value: 1 dwt = 1.2 scr

How big is that?

Everyday references on a logarithmic scale, all expressed in pennyweight so you can sanity-check the result.

Paperclip (1/1.6 your value)0.643 dwt

Your value1.00 dwt

AA battery (15× your value)15.4 dwt

Can of soda (2.5e+2× your value)251 dwt

Bag of sugar (6.4e+2× your value)643 dwt

House cat (2.9e+3× your value)2.89e+3 dwt

Other Pennyweight to Scruple conversions

2 dwt to scr 3 dwt to scr 4 dwt to scr 5 dwt to scr 6 dwt to scr 7 dwt to scr 8 dwt to scr

Pennyweight to Scruple Conversion Table

Pennyweight (dwt)	Scruple (scr)
0.5	0.6
1	1.2
2	2.4
5	6
10	12
15	18
20	24
25	30
50	60
100	120
250	300
500	600
1000	1,200

Scruple to Pennyweight Conversion Table

Scruple (scr)	Pennyweight (dwt)
0.5	0.416667
1	0.833333
2	1.666667
5	4.166667
10	8.333333
15	12.5
20	16.666667
25	20.833333
50	41.666667
100	83.333333
250	208.333333
500	416.666667
1000	833.333333

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

Exact conversion

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

Scruple (scr)

Mass

Exact conversion

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 Scruple

To convert from Pennyweight (dwt) to Scruple (scr), multiply the value by 1.2.

Formula: scr = dwt × 1.2

Reverse: dwt = scr × 0.8333333333

Step-by-Step Example

Start with your value in Pennyweight. For example: 5 dwt
Multiply by the conversion factor: 5 x 1.2
The result is: 6 scr

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 Scruple

The scruple (scr) is a unit of mass and weight. One scruple equals 0.0012959782 kilograms. UnitConvertLab converts it against every other mass unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: mass calculations, engineering and science, education.

Frequently Asked Questions

How many Scruple are in 1 Pennyweight?

There are exactly 1.2 Scruple in 1 Pennyweight. This means the conversion factor from Pennyweight to Scruple is 1.2.

What is the formula to convert Pennyweight to Scruple?

The formula to convert Pennyweight to Scruple is: scr = dwt × 1.2. For example, to convert 10 Pennyweight to Scruple, you would multiply 10 by 1.2.

What is a Pennyweight?