Carat to Short Ton (US) Converter

Mass Converter

26 units available

Decimals:

From

To

2.204623e-7

1 ct = 2.204623e-7 ton

Formula:

ton = ct × 2.204623e-7

With your value: 1 ct = 2.204623e-7 ton

How big is that?

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

Your value1.00 ct

Paperclip (5.0× your value)5.00 ct

AA battery (1.2e+2× your value)120 ct

Can of soda (2.0e+3× your value)1.95e+3 ct

Bag of sugar (5.0e+3× your value)5.00e+3 ct

House cat (2.3e+4× your value)2.25e+4 ct

Other Carat to Short Ton (US) conversions

2 ct to ton 3 ct to ton 4 ct to ton 5 ct to ton 6 ct to ton 7 ct to ton 8 ct to ton

Carat to Short Ton (US) Conversion Table

Carat (ct)	Short Ton (US) (ton)
0.5	1.102311e-7
1	2.204623e-7
2	4.409245e-7
5	1.102311e-6
10	2.204623e-6
15	3.306934e-6
20	4.409245e-6
25	5.511557e-6
50	1.102311e-5
100	2.204623e-5
250	5.511557e-5
500	0.00011
1000	0.00022

Short Ton (US) to Carat Conversion Table

Short Ton (US) (ton)	Carat (ct)
0.5	2,267,961.85
1	4,535,923.7
2	9,071,847.4
5	22,679,618.5
10	45,359,237
15	68,038,855.5
20	90,718,474
25	113,398,092.5
50	226,796,185
100	453,592,370
250	1,133,980,925
500	2,267,961,850
1000	4,535,923,700

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.

Carat (ct)

Mass

Conventional value

The metric carat is exactly 200 mg, agreed internationally in 1907.

Source: NIST Handbook 44, Specifications, Tolerances, and Other Technical Requirements for Weighing and Measuring Devices

National Institute of Standards and Technology (US) · Reviewed 2026-07-01

Short Ton (US) (ton)

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 Carat to Short Ton (US)

To convert from Carat (ct) to Short Ton (US) (ton), multiply the value by 2.204623e-7.

Formula: ton = ct × 2.204623e-7

Reverse: ct = ton × 4,535,923.7

Step-by-Step Example

Start with your value in Carat. For example: 5 ct
Multiply by the conversion factor: 5 x 2.204623e-7
The result is: 1.102311e-6 ton

About Carat

The carat equals 200 milligrams and is the standard unit for measuring gemstone weight.

Fun Fact: The word "carat" comes from the carob seed, which was used as a balance weight in ancient gem trading.

Common uses: gemstones, diamonds, jewelry.

About Short Ton (US)

The short ton equals 2,000 pounds (907.18474 kg) and is the everyday "ton" in the United States.

Common uses: US freight, construction materials, mining.

Frequently Asked Questions

How many Short Ton (US) are in 1 Carat?

There are exactly 2.204623e-7 Short Ton (US) in 1 Carat. This means the conversion factor from Carat to Short Ton (US) is 2.204623e-7.

What is the formula to convert Carat to Short Ton (US)?

The formula to convert Carat to Short Ton (US) is: ton = ct × 2.204623e-7. For example, to convert 10 Carat to Short Ton (US), you would multiply 10 by 2.204623e-7.

What is a Carat?