Lab Grown Radiant Diamond Prices in United States
Last updated: September 2026
By Carat Weight
Price Distribution
LowHigh
| Color | FL | IF | VVS1 | VVS2 | VS1 | VS2 | SI1 | SI2 | I |
|---|---|---|---|---|---|---|---|---|---|
| D-E | $1,643 | $1,165 | $818 | $539 | $598 | $546 | $451 | $912 | $1,263 |
| F-G | $1,528 | $989 | $660 | $665 | $511 | $561 | $558 | $708 | $775 |
| H-I | - | $1,289 | $1,152 | $598 | $601 | $796 | $1,062 | $4,966 | $3,583 |
| J-K | - | $1,894 | $1,932 | $805 | $1,795 | $1,302 | $2,757 | $3,340 | $4,058 |
| L-M | - | - | $902 | $781 | $846 | $913 | - | - | - |
| N+ | $1,687 | $1,626 | $770 | $654 | $595 | $619 | $603 | $841 | $1,728 |
By Carat Weight
0.20-0.29
651 listings
Avg: $1,044 USD/ct
0.30-0.49
16,992 listings
Avg: $1,176 USD/ct
0.50-0.74
58,782 listings
Avg: $932 USD/ct
0.75-0.99
37,781 listings
Avg: $917 USD/ct
1.00-1.24
164,836 listings
Avg: $951 USD/ct
1.25-1.49
42,645 listings
Avg: $887 USD/ct
1.50-1.99
188,762 listings
Avg: $1,032 USD/ct
2.00-2.49
182,978 listings
Avg: $1,146 USD/ct
2.50-2.99
84,563 listings
Avg: $1,310 USD/ct
3.00-3.99
223,233 listings
Avg: $1,308 USD/ct
4.00-4.99
153,046 listings
Avg: $1,472 USD/ct
5.00-9.99
120,034 listings
Avg: $1,927 USD/ct
10.00+
15,713 listings
Avg: $648 USD/ct
unknown
55 listings
Avg: $811 USD/ct
Price by Color & Clarity
| Color | Clarity | Listings | Avg Price/ct |
|---|---|---|---|
| D-E | FL | 31,878 | $1,643 USD |
| D-E | I | 16 | $1,263 USD |
| D-E | IF | 62,259 | $1,165 USD |
| D-E | SI1 | 4,165 | $451 USD |
| D-E | SI2 | 313 | $912 USD |
| D-E | VS1 | 259,912 | $598 USD |
| D-E | VS2 | 44,424 | $546 USD |
| D-E | VVS1 | 144,440 | $818 USD |
| D-E | VVS2 | 357,486 | $539 USD |
| F-G | FL | 214 | $1,528 USD |
| F-G | I | 35 | $775 USD |
| F-G | IF | 3,097 | $989 USD |
| F-G | SI1 | 3,732 | $558 USD |
| F-G | SI2 | 392 | $708 USD |
| F-G | VS1 | 113,636 | $511 USD |
| F-G | VS2 | 27,269 | $561 USD |
| F-G | VVS1 | 11,844 | $660 USD |
| F-G | VVS2 | 112,931 | $665 USD |
| F-G | other | 20 | $479 USD |
| H-I | I | 37 | $3,583 USD |
| H-I | IF | 175 | $1,289 USD |
| H-I | SI1 | 993 | $1,062 USD |
| H-I | SI2 | 204 | $4,966 USD |
| H-I | VS1 | 9,863 | $601 USD |
| H-I | VS2 | 3,582 | $796 USD |
| H-I | VVS1 | 718 | $1,152 USD |
| H-I | VVS2 | 5,843 | $598 USD |
| J-K | I | 226 | $4,058 USD |
| J-K | IF | 21 | $1,894 USD |
| J-K | SI1 | 689 | $2,757 USD |
| J-K | SI2 | 142 | $3,340 USD |
| J-K | VS1 | 345 | $1,795 USD |
| J-K | VS2 | 475 | $1,302 USD |
| J-K | VVS1 | 60 | $1,932 USD |
| J-K | VVS2 | 215 | $805 USD |
| L-M | VS1 | 10 | $846 USD |
| L-M | VS2 | 10 | $913 USD |
| L-M | VVS1 | 12 | $902 USD |
| L-M | VVS2 | 26 | $781 USD |
| N+ | FL | 10 | $1,687 USD |
| N+ | I | 11 | $1,728 USD |
| N+ | IF | 499 | $1,626 USD |
| N+ | SI1 | 2,665 | $603 USD |
| N+ | SI2 | 365 | $841 USD |
| N+ | VS1 | 37,629 | $595 USD |
| N+ | VS2 | 15,457 | $619 USD |
| N+ | VVS1 | 1,497 | $770 USD |
| N+ | VVS2 | 22,524 | $654 USD |
| N+ | other | 7,705 | $1,639 USD |