Lab Grown Heart Diamonds, 1.50 - 1.99ct
As of April 2026, there are 80,348 lab grown heart diamonds between 1.50 - 1.99ct available across retailers. Prices range from ￥38,428 JPY/ct to ￥994,627 JPY/ct, with an average of ￥197,157 JPY/ct.
Last updated: April 2026
Browse 80,348 diamonds in ExplorerPrice Distribution
LowHigh
| Color | FL | IF | VVS1 | VVS2 | VS1 | VS2 | SI1 | SI2 | I |
|---|---|---|---|---|---|---|---|---|---|
| D-E | $1,711 | $1,285 | $660 | $545 | $522 | $517 | $438 | $517 | - |
| F-G | - | $1,477 | $608 | $520 | $486 | $476 | $445 | $2,213 | $4,058 |
| H-I | - | $3,802 | $2,460 | $522 | $592 | $1,745 | $1,774 | $1,905 | - |
| J-K | - | - | $2,464 | $2,097 | $1,734 | $1,651 | $1,504 | $1,712 | $2,788 |
| L-M | - | - | - | - | - | $1,542 | $1,334 | - | - |
| N+ | - | $1,505 | $653 | $620 | $585 | $630 | $650 | $769 | - |
Price by Color & Clarity
Average price per carat for 1.50 - 1.99ct lab grown heart diamonds by color and clarity grade.
| Color | Clarity | Listings | Avg Price/ct | Spread |
|---|---|---|---|---|
| D-E | FL | 53 | ￥255,407 JPY | 97% |
| D-E | IF | 2,002 | ￥191,816 JPY | 112% |
| D-E | SI1 | 614 | ￥65,349 JPY | 74% |
| D-E | SI2 | 66 | ￥77,116 JPY | 79% |
| D-E | VS1 | 21,710 | ￥77,900 JPY | 66% |
| D-E | VS2 | 4,940 | ￥77,206 JPY | 69% |
| D-E | VVS1 | 7,342 | ￥98,576 JPY | 75% |
| D-E | VVS2 | 23,924 | ￥81,334 JPY | 66% |
| F-G | I | 13 | ￥605,672 JPY | 25% |
| F-G | IF | 125 | ￥220,500 JPY | 97% |
| F-G | SI1 | 391 | ￥66,448 JPY | 97% |
| F-G | SI2 | 75 | ￥330,249 JPY | 64% |
| F-G | VS1 | 6,345 | ￥72,540 JPY | 74% |
| F-G | VS2 | 2,179 | ￥70,991 JPY | 72% |
| F-G | VVS1 | 923 | ￥90,672 JPY | 74% |
| F-G | VVS2 | 4,641 | ￥77,555 JPY | 74% |
| H-I | IF | 38 | ￥567,503 JPY | 90% |
| H-I | SI1 | 116 | ￥264,742 JPY | 97% |
| H-I | SI2 | 106 | ￥284,378 JPY | 71% |
| H-I | VS1 | 442 | ￥88,416 JPY | 112% |
| H-I | VS2 | 142 | ￥260,513 JPY | 134% |
| H-I | VVS1 | 90 | ￥367,140 JPY | 153% |
| H-I | VVS2 | 352 | ￥77,900 JPY | 105% |
| J-K | I | 10 | ￥416,045 JPY | 126% |
| J-K | SI1 | 171 | ￥224,501 JPY | 29% |
| J-K | SI2 | 65 | ￥255,510 JPY | 45% |
| J-K | VS1 | 57 | ￥258,761 JPY | 48% |
| J-K | VS2 | 98 | ￥246,345 JPY | 29% |
| J-K | VVS1 | 22 | ￥367,834 JPY | 73% |
| J-K | VVS2 | 39 | ￥312,984 JPY | 89% |
| L-M | SI1 | 16 | ￥199,054 JPY | 24% |
| L-M | VS2 | 11 | ￥230,181 JPY | 17% |
| N+ | IF | 14 | ￥224,697 JPY | 77% |
| N+ | SI1 | 80 | ￥97,016 JPY | 110% |
| N+ | SI2 | 18 | ￥114,822 JPY | 75% |
| N+ | VS1 | 1,696 | ￥87,381 JPY | 106% |
| N+ | VS2 | 500 | ￥94,049 JPY | 109% |
| N+ | VVS1 | 51 | ￥97,478 JPY | 106% |
| N+ | VVS2 | 871 | ￥92,527 JPY | 106% |