Lab Grown Marquise Diamonds, 0.20 - 0.49ct
As of April 2026, there are 40,049 lab grown marquise diamonds between 0.20 - 0.49ct available across retailers. Prices range from ￥34,228 JPY/ct to ￥630,657 JPY/ct, with an average of ￥167,845 JPY/ct. Approximately 38% of these diamonds are available at multiple retailers, with an average price spread of 82%.
Last updated: April 2026
Browse 40,049 diamonds in ExplorerPrice Distribution
LowHigh
| Color | FL | IF | VVS1 | VVS2 | VS1 | VS2 | SI1 | SI2 | I |
|---|---|---|---|---|---|---|---|---|---|
| D-E | $1,663 | $1,091 | $873 | $640 | $652 | $952 | $991 | $1,417 | - |
| F-G | - | $1,592 | $782 | $1,057 | $1,046 | $1,216 | $980 | $975 | $855 |
| H-I | - | - | $1,634 | $1,189 | $1,139 | $1,150 | $1,092 | - | - |
| J-K | - | - | $2,097 | $1,205 | $1,124 | - | $1,018 | $802 | - |
| N+ | - | - | - | $1,178 | $1,191 | $1,391 | $1,542 | - | - |
Price by Color & Clarity
Average price per carat for 0.20 - 0.49ct lab grown marquise diamonds by color and clarity grade.
| Color | Clarity | Listings | Avg Price/ct | Spread |
|---|---|---|---|---|
| D-E | FL | 16 | ￥248,249 JPY | 25% |
| D-E | IF | 983 | ￥162,909 JPY | 88% |
| D-E | SI1 | 226 | ￥147,970 JPY | 100% |
| D-E | SI2 | 58 | ￥211,443 JPY | 93% |
| D-E | VS1 | 7,694 | ￥97,371 JPY | 123% |
| D-E | VS2 | 1,597 | ￥142,115 JPY | 88% |
| D-E | VVS1 | 10,219 | ￥130,260 JPY | 96% |
| D-E | VVS2 | 14,904 | ￥95,593 JPY | 125% |
| F-G | I | 11 | ￥127,651 JPY | 46% |
| F-G | IF | 28 | ￥237,603 JPY | 94% |
| F-G | SI1 | 151 | ￥146,269 JPY | 80% |
| F-G | SI2 | 61 | ￥145,528 JPY | 85% |
| F-G | VS1 | 1,022 | ￥156,150 JPY | 84% |
| F-G | VS2 | 543 | ￥181,451 JPY | 106% |
| F-G | VVS1 | 162 | ￥116,649 JPY | 76% |
| F-G | VVS2 | 614 | ￥157,772 JPY | 68% |
| H-I | SI1 | 56 | ￥162,978 JPY | 42% |
| H-I | VS1 | 262 | ￥169,996 JPY | 64% |
| H-I | VS2 | 156 | ￥171,645 JPY | 48% |
| H-I | VVS1 | 51 | ￥243,852 JPY | 68% |
| H-I | VVS2 | 97 | ￥177,451 JPY | 81% |
| J-K | SI1 | 12 | ￥151,988 JPY | 83% |
| J-K | SI2 | 10 | ￥119,633 JPY | 58% |
| J-K | VS1 | 16 | ￥167,776 JPY | 88% |
| J-K | VVS1 | 15 | ￥312,936 JPY | 29% |
| J-K | VVS2 | 31 | ￥179,843 JPY | 55% |
| N+ | SI1 | 32 | ￥230,167 JPY | 58% |
| N+ | VS1 | 502 | ￥177,760 JPY | 74% |
| N+ | VS2 | 159 | ￥207,575 JPY | 94% |
| N+ | VVS2 | 361 | ￥175,838 JPY | 98% |