Convert uns to carat
Here you can quickly calculate how many carat fit in one uns.
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- scroll: formula · table · questions -
- 1 uns = 139.5 ct
- 1 ct = 0.007168 uns
Example: uns to carat
- 1 uns = 139.5 carat
Uns to carat conversion table
| uns | carat |
|---|---|
| 1 | 139.5 |
| 2 | 279 |
| 5 | 697.5 |
| 10 | 1395 |
| 20 | 2790 |
| 50 | 6975 |
| 100 | 13950 |
Uns to carat formula
To convert uns to carat, multiply by 139.5.
1 uns = 139.5 ct
Example: 1 uns = 139.5 carat
Common mass conversion mistakes
-
The carat used for gemstones is a unit of mass: exactly 0.2 g, so a 5-carat diamond weighs 1 gram. The karat used for gold is something else entirely, a purity scale where 24k is pure gold and 18k is 75% gold. The two cannot be converted into each other.
Quick uns and carat conversion quiz
Score:
0
18.9 uns equals 3 950 carat.
Correct answer: 18.9 uns = 2 640 carat.
219 uns equals 30 600 carat.
Correct answer: 219 uns = 30 600 carat.
15.9 uns equals 2 220 carat.
Correct answer: 15.9 uns = 2 220 carat.