Lab Grown Radiant Diamonds, 0.20 - 0.49ct
As of April 2026, there are 11,013 lab grown radiant diamonds between 0.20 - 0.49ct available across retailers. Prices range from ￥42,740 JPY/ct to ￥919,625 JPY/ct, with an average of ￥191,667 JPY/ct.
Last updated: April 2026
Browse 11,013 diamonds in ExplorerPrice Distribution
LowHigh
| Color | IF | VVS1 | VVS2 | VS1 | VS2 | SI1 | SI2 |
|---|---|---|---|---|---|---|---|
| D-E | $1,197 | $921 | $754 | $830 | $843 | $750 | $1,206 |
| F-G | $1,702 | $870 | $1,607 | $681 | $895 | $1,301 | $1,266 |
| H-I | $1,757 | $1,867 | $1,468 | $1,255 | $1,074 | $1,305 | $1,119 |
| J-K | - | $1,403 | $1,252 | $1,292 | - | - | $879 |
| N+ | - | $2,370 | $1,129 | $1,081 | $1,209 | $2,419 | $4,008 |
Price by Color & Clarity
Average price per carat for 0.20 - 0.49ct lab grown radiant diamonds by color and clarity grade.
| Color | Clarity | Listings | Avg Price/ct | Spread |
|---|---|---|---|---|
| D-E | IF | 432 | ￥178,648 JPY | 79% |
| D-E | SI1 | 44 | ￥111,988 JPY | 51% |
| D-E | SI2 | 24 | ￥180,049 JPY | 52% |
| D-E | VS1 | 2,714 | ￥123,869 JPY | 65% |
| D-E | VS2 | 568 | ￥125,784 JPY | 62% |
| D-E | VVS1 | 1,882 | ￥137,521 JPY | 73% |
| D-E | VVS2 | 3,146 | ￥112,509 JPY | 79% |
| F-G | IF | 59 | ￥254,070 JPY | 72% |
| F-G | SI1 | 27 | ￥194,176 JPY | 78% |
| F-G | SI2 | 42 | ￥188,990 JPY | 55% |
| F-G | VS1 | 364 | ￥101,682 JPY | 77% |
| F-G | VS2 | 53 | ￥133,634 JPY | 70% |
| F-G | VVS1 | 81 | ￥129,899 JPY | 101% |
| F-G | VVS2 | 331 | ￥239,830 JPY | 63% |
| H-I | IF | 11 | ￥262,190 JPY | 33% |
| H-I | SI1 | 17 | ￥194,703 JPY | 29% |
| H-I | SI2 | 12 | ￥166,988 JPY | 37% |
| H-I | VS1 | 59 | ￥187,239 JPY | 76% |
| H-I | VS2 | 27 | ￥160,231 JPY | 59% |
| H-I | VVS1 | 12 | ￥278,628 JPY | 45% |
| H-I | VVS2 | 20 | ￥219,042 JPY | 78% |
| J-K | SI2 | 15 | ￥131,176 JPY | 60% |
| J-K | VS1 | 13 | ￥192,782 JPY | 24% |
| J-K | VVS1 | 30 | ￥209,427 JPY | 42% |
| J-K | VVS2 | 26 | ￥186,799 JPY | 32% |
| N+ | SI1 | 68 | ￥361,066 JPY | 143% |
| N+ | SI2 | 26 | ￥598,136 JPY | 11% |
| N+ | VS1 | 486 | ￥161,364 JPY | 99% |
| N+ | VS2 | 151 | ￥180,516 JPY | 104% |
| N+ | VVS1 | 26 | ￥353,790 JPY | 188% |
| N+ | VVS2 | 247 | ￥168,447 JPY | 94% |