A metric carat is exactly 200 milligrams.
Carats to Short tons Converter — ct to ton
Convert Carat (ct) to Short ton (ton) using the exact conversion factor (1 carat = 2.204623e-7 short ton). See the formula, worked examples, and conversion table.
Carats to Short tons converter
Converter
Mass/Weight Converter
Convert SI mass, imperial weight, jewelry, atomic, and astronomy mass units.
Context values
Some unit families need one extra value for a physically accurate result.
A US short ton is 2,000 pounds.
Result = input x 0.0002 / 907.18474.
Mass uses the kilogram as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Carats to Short tons
Weight conversions between Carat and Short ton come up constantly in everyday commerce, shipping, and cooking, since US packaging is usually labeled in pounds while most of the rest of the world uses kilograms. Specifically: A metric carat is exactly 200 milligrams, and a US short ton is 2,000 pounds.
Formula
short tons = carats × 2.204623e-7
This factor comes from each unit's defined relationship to the category's base unit: 1 carat equals 0.0002 base units, and 1 short ton equals 907.18474 base units, so dividing one by the other gives the direct carat-to-short ton factor of 2.204623e-7.
Simple example
1 ct × 2.204623e-7 = 2.204623e-7 ton
1 carat = 2.204623e-7 short tons.
Real-world example
50 ct × 2.204623e-7 = 0.0000110231 ton
50 carats = 0.0000110231 short tons.
Conversion table
| Carat (ct) | Short ton (ton) |
|---|---|
| 1 ct | 2.204623e-7 ton |
| 5 ct | 0.0000011023 ton |
| 10 ct | 0.0000022046 ton |
| 25 ct | 0.0000055116 ton |
| 50 ct | 0.0000110231 ton |
| 100 ct | 0.0000220462 ton |
Reverse conversion: Short ton to Carat
2.204623e-7 ton × 4535923.7 = 1.000000172 ct
2.204623e-7 short tons = 1.000000172 carats.
carats = short tons × 4535923.7
For a page dedicated to this direction, see Short ton to Carat.
Understanding the Carat (ct)
A metric carat is exactly 200 milligrams.
Understanding the Short ton (ton)
A US short ton is 2,000 pounds.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many short tons are in 1 carat?
1 carat equals 2.204623e-7 short tons, using the exact defined conversion factor rather than an estimate.
How do I convert carat to short ton?
Multiply the carat value by 2.204623e-7. The converter above does this instantly to whatever precision you set.
How do I convert short ton back to carat?
Use the reverse factor: 1 short ton equals 4,535,923.7 carats. You can also use the swap control in the converter above to flip the direction instantly.
What is a carat?
Carat (ct) is a unit of mass/weight.
What is a short ton?
Short ton (ton) is a unit of mass/weight.
Is the carat to short ton conversion exact?
Yes. Both carat and short ton are defined by fixed standards rather than physical artifacts, so the factor of 2.204623e-7 used above is exact to as many digits as you choose to display.