Convert Carats to ounces
1 carat = 0.007054792 ounces · oz = ct ÷ 141.7476156
When you need this conversion
This conversion goes from carats, the gemstone weight unit fixed at 0.2 grams, to ounces, the US customary unit for cooking and postage. Both measure the same physical quantity, so the conversion is exact — the difference is which unit your source, tool, or region happens to use.
Carats to ounces conversion table
| Carats (ct) | Ounces (oz) |
|---|---|
| 1 ct | 0.007054792 oz |
| 2 ct | 0.01411 oz |
| 3 ct | 0.021164 oz |
| 5 ct | 0.035274 oz |
| 10 ct | 0.070548 oz |
| 15 ct | 0.105822 oz |
| 20 ct | 0.141096 oz |
| 25 ct | 0.17637 oz |
| 50 ct | 0.35274 oz |
| 75 ct | 0.529109 oz |
| 100 ct | 0.705479 oz |
| 250 ct | 1.7637 oz |
| 500 ct | 3.5274 oz |
| 1,000 ct | 7.0548 oz |
The formula
oz = ct ÷ 141.7476156Because both units measure weight, the conversion is a single multiplication by a fixed factor. That factor never changes, so the result is exact.
Convert the other way
Ounces to carats →Related weight conversions
- Grams to ounces
- Carats to grams
- Grams to carats
- Kilograms to pounds
- Kilograms to stones
- Metric tons to US tons
- Ounces to grams
- Pounds to kilograms
- Stones to kilograms
- US tons to metric tons
- Milligrams to ounces
- Kilograms to ounces
Frequently asked questions
- How many ounces are in a carat?
- There are 0.007054792 ounces in 1 carat. The formula is oz = ct ÷ 141.7476156.
- How do you convert carats to ounces?
- Use the formula oz = ct ÷ 141.7476156. For example, 10 carats equals 0.070548 ounces.
- Is the carats to ounces conversion exact?
- Yes. Carats and ounces are both units of weight, related by an exact defined factor. Displayed results are rounded for readability.
- What is ct short for?
- ct is the standard symbol for carat. oz is the symbol for ounce.