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To convert Carat to Stone: multiply by 0.0000314946. 1 ct ร 0.0000314946 = 0.0000314946 st
| Carat (ct) | Stone (st) |
|---|---|
| 0.1 ct | 0.00000314946 st |
| 0.25 ct | 0.00000787365 st |
| 0.5 ct | 0.0000157473 st |
| 1 ct | 0.0000314946 st |
| 2 ct | 0.0000629892 st |
| 5 ct | 0.000157473 st |
| 10 ct | 0.000314946 st |
| 20 ct | 0.000629892 st |
| 25 ct | 0.000787365 st |
| 50 ct | 0.00157473 st |
| 100 ct | 0.00314946 st |
| 250 ct | 0.00787365 st |
| 500 ct | 0.0157473 st |
| 1,000 ct | 0.0314946 st |
Use our free carat to stone converter to get accurate results in under one second. This weight & mass conversion tool is essential for anyone working in health tracking, shipping logistics, cooking, and fitness. Simply enter your value above, click Convert, and see the result instantly with the exact formula shown. You can also reverse the conversion, copy the result, or adjust decimal precision.
The conversion formula is straightforward: 1 Carat equals 0 Stone. Multiply any carat value by 0 to obtain the equivalent in stone. All calculations on ConvertNow use verified constants, ensuring your result is accurate to the last displayed decimal place.
Carat (ct) is part of the Imperial / US Customary measurement system, while Stone (st) belongs to the Imperial / US Customary system. The difference matters because a recipe, blueprint, or technical spec written in imperial / us customary will not match measurements in imperial / us customary unless converted precisely. Mixing systems without conversion can lead to shipping a package that exceeds a courier weight limit.
Weight & Mass conversions are used every day in health tracking, shipping logistics, cooking, and fitness. Professionals in these fields rely on fast, accurate tools because even small rounding errors multiply across large datasets or recipes. ConvertNow keeps your workflow moving with instant results, so you never have to open a spreadsheet or do manual math.
Common mistakes when converting carat to stone include rounding too early in the calculation, forgetting that 1 Carat = 0 Stone, and using approximate factors from memory instead of verified constants. Another frequent error is mixing absolute and relative scales, particularly for temperature. Always verify the direction of the conversion and use the swap button if you need to reverse it.
The following table shows twenty common conversion values from carat to stone for fast reference without calculator use.
| Carat (ct) | Stone (st) |
|---|---|
| 0.1 | 0 |
| 0.25 | 0 |
| 0.5 | 0 |
| 0.75 | 0 |
| 1 | 0 |
| 2 | 0 |
| 3 | 0 |
| 5 | 0 |
| 10 | 0 |
| 15 | 0 |
| 20 | 0.001 |
| 25 | 0.001 |
| 50 | 0.002 |
| 75 | 0.002 |
| 100 | 0.003 |
| 150 | 0.005 |
| 200 | 0.006 |
| 250 | 0.008 |
| 300 | 0.009 |
| 500 | 0.016 |
There are 0 stone in 1 carat.
Multiply your carat value by 0. For quick mental math, you can round to 0 when precision is not critical.
Carat is smaller than Stone: 1 Carat equals 0 Stone.
Carat is primarily used in the United States and some Commonwealth nations.Stone is primarily used in the United States and historical contexts.
Yes. Install ConvertNow as a Progressive Web App and perform this conversion offline. If you need currency rates, an internet connection is required because those update live.
Accurate conversion prevents costly errors in health tracking, shipping logistics, cooking, and fitness. Using the wrong unit can lead to shipping a package that exceeds a courier weight limit.