Lab Grown Oval Diamond Prices in United States
Last updated: October 2026
By Carat Weight
Price Distribution
LowHigh
| Color | FL | IF | VVS1 | VVS2 | VS1 | VS2 | SI1 | SI2 | I |
|---|---|---|---|---|---|---|---|---|---|
| D-E | $1,198 | $980 | $809 | $644 | $625 | $626 | $584 | $453 | $840 |
| F-G | $917 | $889 | $569 | $552 | $611 | $488 | $473 | $469 | $1,351 |
| H-I | $2,352 | $1,054 | $1,005 | $533 | $541 | $522 | $853 | $862 | $652 |
| J-K | - | - | $971 | $932 | $934 | $1,182 | $1,142 | $1,771 | $885 |
| L-M | - | - | - | $563 | $593 | $449 | $554 | - | - |
| N+ | $1,217 | $1,834 | $613 | $490 | $525 | $538 | $594 | $766 | $414 |
By Carat Weight
0.20-0.29
4,619 listings
Avg: $641 USD/ct
0.30-0.49
70,891 listings
Avg: $776 USD/ct
0.50-0.74
202,267 listings
Avg: $820 USD/ct
0.75-0.99
149,888 listings
Avg: $752 USD/ct
1.00-1.24
578,111 listings
Avg: $647 USD/ct
1.25-1.49
169,686 listings
Avg: $552 USD/ct
1.50-1.99
781,412 listings
Avg: $770 USD/ct
2.00-2.49
515,909 listings
Avg: $879 USD/ct
2.50-2.99
312,197 listings
Avg: $778 USD/ct
3.00-3.99
630,430 listings
Avg: $853 USD/ct
4.00-4.99
325,549 listings
Avg: $715 USD/ct
5.00-9.99
439,908 listings
Avg: $837 USD/ct
10.00+
55,279 listings
Avg: $586 USD/ct
unknown
1,647 listings
Avg: $1,769 USD/ct
Price by Color & Clarity
| Color | Clarity | Listings | Avg Price/ct |
|---|---|---|---|
| D-E | FL | 146,542 | $1,198 USD |
| D-E | I | 45 | $840 USD |
| D-E | IF | 222,365 | $980 USD |
| D-E | SI1 | 16,748 | $584 USD |
| D-E | SI2 | 1,044 | $453 USD |
| D-E | VS1 | 786,466 | $625 USD |
| D-E | VS2 | 192,518 | $626 USD |
| D-E | VVS1 | 531,260 | $809 USD |
| D-E | VVS2 | 1,113,555 | $644 USD |
| F-G | FL | 1,080 | $917 USD |
| F-G | I | 27 | $1,351 USD |
| F-G | IF | 7,765 | $889 USD |
| F-G | SI1 | 9,994 | $473 USD |
| F-G | SI2 | 615 | $469 USD |
| F-G | VS1 | 301,630 | $611 USD |
| F-G | VS2 | 75,801 | $488 USD |
| F-G | VVS1 | 41,299 | $569 USD |
| F-G | VVS2 | 365,964 | $552 USD |
| H-I | FL | 31 | $2,352 USD |
| H-I | I | 99 | $652 USD |
| H-I | IF | 140 | $1,054 USD |
| H-I | SI1 | 8,652 | $853 USD |
| H-I | SI2 | 3,524 | $862 USD |
| H-I | VS1 | 24,430 | $541 USD |
| H-I | VS2 | 7,837 | $522 USD |
| H-I | VVS1 | 1,381 | $1,005 USD |
| H-I | VVS2 | 11,976 | $533 USD |
| J-K | I | 24 | $885 USD |
| J-K | SI1 | 7,478 | $1,142 USD |
| J-K | SI2 | 2,206 | $1,771 USD |
| J-K | VS1 | 2,892 | $934 USD |
| J-K | VS2 | 5,507 | $1,182 USD |
| J-K | VVS1 | 36 | $971 USD |
| J-K | VVS2 | 357 | $932 USD |
| L-M | SI1 | 50 | $554 USD |
| L-M | VS1 | 419 | $593 USD |
| L-M | VS2 | 32 | $449 USD |
| L-M | VVS2 | 377 | $563 USD |
| N+ | FL | 249 | $1,217 USD |
| N+ | I | 541 | $414 USD |
| N+ | IF | 1,822 | $1,834 USD |
| N+ | SI1 | 15,620 | $594 USD |
| N+ | SI2 | 3,922 | $766 USD |
| N+ | VS1 | 145,117 | $525 USD |
| N+ | VS2 | 59,846 | $538 USD |
| N+ | VVS1 | 10,077 | $613 USD |
| N+ | VVS2 | 96,135 | $490 USD |
| N+ | other | 12,298 | $1,704 USD |