100 carats to stones
100 ct = 0.00314946 st. Change the amount below, or read the formula and the reference table further down.
100 carats equals
stones
1 ct = 0.00003149 st
The formula
Carats and stones both measure weight & mass from the same zero, so a single multiplier does the job.
st = ct × 0.0000314946
Going the other way? Convert stones to carats.
Carats to stones table
Values either side of 100 ct.
| Carats (ct) | Stones (st) |
|---|---|
| 0 | 0 |
| 10 | 0.000315 |
| 20 | 0.00063 |
| 30 | 0.000945 |
| 40 | 0.00126 |
| 50 | 0.001575 |
| 60 | 0.00189 |
| 70 | 0.002205 |
| 80 | 0.00252 |
| 90 | 0.002835 |
| 100 | 0.003149 |
| 110 | 0.003464 |
| 120 | 0.003779 |
| 130 | 0.004094 |
| 140 | 0.004409 |
| 150 | 0.004724 |
| 160 | 0.005039 |
| 170 | 0.005354 |
| 180 | 0.005669 |
| 190 | 0.005984 |
| 200 | 0.006299 |
Questions people ask
- How many stones are in a carat?
- One carat equals 0.0000314946 stones.
- How do I convert carats to stones by hand?
- Multiply the number of carats by 0.0000314946. For a rough check, 0 is close enough for most everyday use.
- What is 100 carats in stones?
- 100 carats is 0.00314946 stones.
Calcuit generates this page from a unit table, so the factors here match every other page on the site.