Lab Grown Radiant Diamonds, 1.00 - 1.49ct
As of April 2026, there are 192,222 lab grown radiant diamonds between 1.00 - 1.49ct available across retailers. Prices range from ￥34,509 JPY/ct to ￥851,015 JPY/ct, with an average of ￥144,878 JPY/ct. Approximately 36% of these diamonds are available at multiple retailers, with an average price spread of 78%.
Last updated: April 2026
Browse 192,222 diamonds in ExplorerPrice Distribution
LowHigh
| Color | FL | IF | VVS1 | VVS2 | VS1 | VS2 | SI1 | SI2 | I |
|---|---|---|---|---|---|---|---|---|---|
| D-E | $1,462 | $747 | $573 | $508 | $466 | $448 | $443 | $517 | $1,118 |
| F-G | $1,127 | $724 | $504 | $461 | $448 | $461 | $444 | $872 | $1,316 |
| H-I | - | $2,577 | $536 | $527 | $479 | $562 | $1,414 | $1,760 | $2,272 |
| J-K | - | $2,524 | $2,471 | $914 | $1,351 | $1,398 | $1,489 | $1,826 | $4,645 |
| L-M | - | - | - | - | - | $827 | - | - | - |
| N+ | - | $1,289 | $763 | $667 | $624 | $669 | $673 | $733 | $1,728 |
Price by Color & Clarity
Average price per carat for 1.00 - 1.49ct lab grown radiant diamonds by color and clarity grade.
| Color | Clarity | Listings | Avg Price/ct | Spread |
|---|---|---|---|---|
| D-E | FL | 382 | ￥218,182 JPY | 102% |
| D-E | I | 16 | ￥166,866 JPY | 88% |
| D-E | IF | 8,353 | ￥111,482 JPY | 69% |
| D-E | SI1 | 1,189 | ￥66,160 JPY | 71% |
| D-E | SI2 | 93 | ￥77,119 JPY | 210% |
| D-E | VS1 | 44,720 | ￥69,519 JPY | 64% |
| D-E | VS2 | 11,950 | ￥66,849 JPY | 66% |
| D-E | VVS1 | 17,855 | ￥85,534 JPY | 62% |
| D-E | VVS2 | 46,052 | ￥75,884 JPY | 65% |
| F-G | FL | 10 | ￥168,281 JPY | 83% |
| F-G | I | 20 | ￥196,407 JPY | 76% |
| F-G | IF | 466 | ￥108,108 JPY | 66% |
| F-G | SI1 | 1,105 | ￥66,241 JPY | 72% |
| F-G | SI2 | 129 | ￥130,158 JPY | 370% |
| F-G | VS1 | 23,386 | ￥66,820 JPY | 64% |
| F-G | VS2 | 6,808 | ￥68,818 JPY | 63% |
| F-G | VVS1 | 1,702 | ￥75,227 JPY | 63% |
| F-G | VVS2 | 13,937 | ￥68,756 JPY | 63% |
| H-I | I | 12 | ￥339,104 JPY | 44% |
| H-I | IF | 14 | ￥384,599 JPY | 80% |
| H-I | SI1 | 176 | ￥211,077 JPY | 21% |
| H-I | SI2 | 77 | ￥262,658 JPY | 25% |
| H-I | VS1 | 1,405 | ￥71,469 JPY | 91% |
| H-I | VS2 | 479 | ￥83,899 JPY | 122% |
| H-I | VVS1 | 204 | ￥80,006 JPY | 106% |
| H-I | VVS2 | 906 | ￥78,694 JPY | 88% |
| J-K | I | 17 | ￥693,299 JPY | 0% |
| J-K | IF | 11 | ￥376,716 JPY | 57% |
| J-K | SI1 | 162 | ￥222,193 JPY | 7% |
| J-K | SI2 | 108 | ￥272,549 JPY | 16% |
| J-K | VS1 | 101 | ￥201,669 JPY | 37% |
| J-K | VS2 | 171 | ￥208,634 JPY | 6% |
| J-K | VVS1 | 23 | ￥368,806 JPY | 84% |
| J-K | VVS2 | 100 | ￥136,433 JPY | 105% |
| L-M | VS2 | 19 | ￥123,433 JPY | 62% |
| N+ | I | 11 | ￥257,852 JPY | 44% |
| N+ | IF | 156 | ￥192,335 JPY | 76% |
| N+ | SI1 | 357 | ￥100,399 JPY | 98% |
| N+ | SI2 | 81 | ￥109,401 JPY | 61% |
| N+ | VS1 | 4,403 | ￥93,198 JPY | 87% |
| N+ | VS2 | 1,400 | ￥99,793 JPY | 84% |
| N+ | VVS1 | 353 | ￥113,937 JPY | 97% |
| N+ | VVS2 | 3,303 | ￥99,497 JPY | 87% |