Table Of Contents
Stones to carat Conversion
1 stones (stone) is equal to 31751.4659 carat (CD).
1 stone = 31751.4659 CD
or
1 CD = 0.00003149460888 stone
Formula
To convert a mass from stones (stone) to carat (CD), multiply the mass in stones by 31751.4659
m(CD) = m(stone) × 31751.4659
Examples:
Convert 11 stones to carat:
m(CD) = 11stone × 31751.4659 = 349266.1249 CD
Conversion table
| Stones (stone) | Carat (CD) |
|---|---|
| 1 stone | 31751.4659 CD |
| 2 stone | 63502.9318 CD |
| 3 stone | 95254.3977 CD |
| 5 stone | 158757.3295 CD |
| 8 stone | 254011.7272 CD |
| 10 stone | 317514.659 CD |
| 11 stone | 349266.1249 CD |
| 12 stone | 381017.5908 CD |
| 13 stone | 412769.0567 CD |
| 14 stone | 444520.5226 CD |
| 20 stone | 635029.318 CD |
| 25 stone | 793786.6475 CD |
| 50 stone | 1587573.295 CD |
| 100 stone | 3175146.59 CD |
| 250 stone | 7937866.475 CD |
| Carat (CD) | Stones (stone) |
|---|---|
| 1 CD | 3.149461e-5 stone |
| 2 CD | 6.298922e-5 stone |
| 3 CD | 9.448383e-5 stone |
| 5 CD | 1.57473e-4 stone |
| 8 CD | 2.51957e-4 stone |
| 10 CD | 3.14946e-4 stone |
| 11 CD | 3.46441e-4 stone |
| 12 CD | 3.77935e-4 stone |
| 13 CD | 4.0943e-4 stone |
| 14 CD | 4.40925e-4 stone |
| 20 CD | 6.29892e-4 stone |
| 25 CD | 7.87365e-4 stone |
| 50 CD | 0.00157473 stone |
| 100 CD | 0.003149461 stone |
| 250 CD | 0.007873652 stone |
Frequently asked questions
How do I convert stones to carat?
Multiply the value in stones by 31751.4659 to get the result in carat. For example, 5 stone × 31751.4659 = 158757.3295 CD.
How many carat are in 1 stones?
1 stones (stone) is equal to 31751.4659 carat (CD).
How do I convert carat back to stones?
Use the inverse operation: divide the value in carat by 31751.4659 to get the result in stones.
How accurate is the stones to carat conversion?
The converter multiplies by the conversion factor 31751.4659 and rounds the result to 9 decimal places by default. You can increase or reduce the precision with the digits option on this page.
Sources
Conversion factors are based on internationally recognised standards:
- BIPM — The International System of Units (SI Brochure, 9th edition)
- ISO 80000-4:2019 — Quantities and units — Part 4: Mechanics
- NIST Handbook 44, Appendix C — General Tables of Units of Measurement (current edition)
- NIST Guide to the SI (SP 811), Appendix B.9: Factors for units listed by kind of quantity or field of science
- Circular of the Bureau of Standards No. 43: The Metric Carat (1st edition, issued November 1, 1913)
