Lab Grown Heart Diamonds, 0.50 - 0.74ct
As of April 2026, there are 13,278 lab grown heart diamonds between 0.50 - 0.74ct available across retailers. Prices range from ￥56,913 JPY/ct to ￥553,761 JPY/ct, with an average of ￥164,812 JPY/ct.
Last updated: April 2026
Browse 13,278 diamonds in ExplorerPrice Distribution
LowHigh
| Color | IF | VVS1 | VVS2 | VS1 | VS2 | SI1 | SI2 |
|---|---|---|---|---|---|---|---|
| D-E | $1,142 | $827 | $665 | $608 | $621 | $991 | $1,973 |
| F-G | $1,707 | $1,672 | $862 | $716 | $834 | $1,201 | $1,373 |
| H-I | $1,473 | $1,375 | $1,391 | $1,206 | $1,289 | $1,142 | $1,290 |
| J-K | $1,146 | $996 | $1,135 | $1,095 | $1,075 | $1,179 | $1,294 |
| L-M | - | - | $839 | $790 | - | - | - |
| N+ | - | $941 | $867 | $858 | $1,030 | $1,044 | - |
Price by Color & Clarity
Average price per carat for 0.50 - 0.74ct lab grown heart diamonds by color and clarity grade.
| Color | Clarity | Listings | Avg Price/ct | Spread |
|---|---|---|---|---|
| D-E | IF | 508 | ￥170,503 JPY | 68% |
| D-E | SI1 | 112 | ￥147,933 JPY | 154% |
| D-E | SI2 | 22 | ￥294,478 JPY | 51% |
| D-E | VS1 | 2,698 | ￥90,773 JPY | 71% |
| D-E | VS2 | 673 | ￥92,699 JPY | 71% |
| D-E | VVS1 | 1,155 | ￥123,387 JPY | 65% |
| D-E | VVS2 | 3,468 | ￥99,321 JPY | 75% |
| F-G | IF | 133 | ￥254,845 JPY | 50% |
| F-G | SI1 | 105 | ￥179,285 JPY | 91% |
| F-G | SI2 | 48 | ￥204,851 JPY | 69% |
| F-G | VS1 | 583 | ￥106,857 JPY | 97% |
| F-G | VS2 | 206 | ￥124,487 JPY | 93% |
| F-G | VVS1 | 236 | ￥249,516 JPY | 51% |
| F-G | VVS2 | 500 | ￥128,715 JPY | 106% |
| H-I | IF | 352 | ￥219,788 JPY | 37% |
| H-I | SI1 | 112 | ￥170,385 JPY | 42% |
| H-I | SI2 | 31 | ￥192,603 JPY | 60% |
| H-I | VS1 | 305 | ￥180,000 JPY | 37% |
| H-I | VS2 | 201 | ￥192,416 JPY | 32% |
| H-I | VVS1 | 395 | ￥205,224 JPY | 33% |
| H-I | VVS2 | 285 | ￥207,599 JPY | 38% |
| J-K | IF | 76 | ￥171,007 JPY | 29% |
| J-K | SI1 | 33 | ￥175,996 JPY | 51% |
| J-K | SI2 | 11 | ￥193,169 JPY | 48% |
| J-K | VS1 | 26 | ￥163,500 JPY | 47% |
| J-K | VS2 | 95 | ￥160,396 JPY | 36% |
| J-K | VVS1 | 83 | ￥148,613 JPY | 40% |
| J-K | VVS2 | 79 | ￥169,427 JPY | 30% |
| L-M | VS1 | 16 | ￥117,982 JPY | 44% |
| L-M | VVS2 | 12 | ￥125,161 JPY | 33% |
| N+ | SI1 | 38 | ￥155,763 JPY | 36% |
| N+ | VS1 | 297 | ￥128,091 JPY | 82% |
| N+ | VS2 | 104 | ￥153,801 JPY | 66% |
| N+ | VVS1 | 28 | ￥140,439 JPY | 65% |
| N+ | VVS2 | 252 | ￥129,424 JPY | 82% |