ct to lb — convert carats to pounds
Exact 1 ÷ 2,267.96 = 0.000440924524
1 carat in other units
| Milligrams | 200 | mg |
|---|---|---|
| Grams | 0.2 | g |
| Kilograms | 0.0002 | kg |
| Tonnes | 2e-7 | t |
| Grains | 3.086472 | grain |
| Ounces | 0.00705479239 | oz |
| Pounds | 0.000440924524 | lb |
| Stone | 0.000031494609 | st |
| Short tons | 2.2046e-7 | short ton |
| Long tons | 1.9684e-7 | long ton |
ct to lb at a glance
| Carats | Pounds |
|---|---|
| 1 ct | 0.000440924524 lb |
| 2 ct | 0.000881849049 lb |
| 3 ct | 0.001322773573 lb |
| 5 ct | 0.002204622622 lb |
| 10 ct | 0.004409245244 lb |
| 20 ct | 0.008818490487 lb |
| 25 ct | 0.01102311 lb |
| 50 ct | 0.02204623 lb |
| 100 ct | 0.04409245 lb |
| 250 ct | 0.11023113 lb |
| 500 ct | 0.22046226 lb |
| 1,000 ct | 0.44092452 lb |
How to convert carats to pounds
Multiply by 0.000440924524 — one carat is 0.000440924524 pounds. That factor is exact: it comes from the definition of the units rather than from a measurement, so it will not change and does not need rounding.
Working 1 ÷ 2,267.96 = 0.000440924524
What these units are
The carat and the pound are covered in the weight unit guide, along with every other unit on this page.
Questions
How many pounds are in a carat?
One carat is 0.000440924524 pounds. This figure is exact — it comes from the definition of the unit, not a measurement.
What is 1 carat in pounds?
1 carat is 0.000440924524 pounds. The working is 1 ÷ 2,267.96 = 0.000440924524.
Is a ton the same everywhere?
No, and the gap is wide enough to matter on an invoice. A tonne is 1,000 kg. A US short ton is 907.18474 kg. A UK long ton is 1,016.0469088 kg. Shipping quotes that say only "ton" are worth querying.
What is the difference between weight and mass?
Mass is how much matter something contains and does not change. Weight is the force gravity applies to that mass, so it changes with location. Everyday use treats them as one thing, and every unit on this page is really a unit of mass.
Why is the pound exactly 0.45359237 kilograms?
Because the countries still using the pound agreed in 1959 to define it against the kilogram rather than maintain a separate physical standard. The figure is a definition, so it never rounds and never drifts.
How do I read weight in stone and pounds?
One stone is 14 pounds. British body weight is usually given as stone plus a remainder, so 11 st 4 lb means 158 pounds, or about 71.7 kg.