Lab Grown Marquise Diamonds
As of April 2026, there are 831,277 lab grown marquise diamonds available. Prices range from ￥24,863 JPY/ct to ￥2,665,672 JPY/ct, with an average of ￥161,212 JPY/ct.
Last updated: April 2026
By Carat Weight
Price Distribution
LowHigh
| Color | FL | IF | VVS1 | VVS2 | VS1 | VS2 | SI1 | SI2 | I |
|---|---|---|---|---|---|---|---|---|---|
| D-E | $3,364 | $2,262 | $957 | $572 | $536 | $594 | $495 | $1,382 | $1,550 |
| F-G | - | $1,752 | $830 | $550 | $547 | $576 | $465 | $1,678 | $1,259 |
| H-I | - | $2,161 | $1,188 | $519 | $546 | $855 | $1,449 | $2,778 | $1,236 |
| J-K | - | $1,406 | $1,891 | $1,742 | $1,572 | $1,179 | $1,729 | $1,723 | $1,325 |
| L-M | - | - | - | - | $843 | - | - | $1,157 | - |
| N+ | - | $1,745 | $889 | $817 | $821 | $921 | $782 | $626 | - |
By Carat Weight
0.20-0.29
912 listings
Avg: ￥163,921 JPY/ct
0.30-0.49
40,183 listings
Avg: ￥167,156 JPY/ct
0.50-0.74
66,149 listings
Avg: ￥163,021 JPY/ct
0.75-0.99
62,006 listings
Avg: ￥171,165 JPY/ct
1.00-1.24
158,062 listings
Avg: ￥171,201 JPY/ct
1.25-1.49
38,918 listings
Avg: ￥113,283 JPY/ct
1.50-1.99
115,638 listings
Avg: ￥188,634 JPY/ct
2.00-2.49
108,773 listings
Avg: ￥185,023 JPY/ct
2.50-2.99
43,451 listings
Avg: ￥130,399 JPY/ct
3.00-3.99
110,415 listings
Avg: ￥160,919 JPY/ct
4.00-4.99
17,758 listings
Avg: ￥177,785 JPY/ct
5.00-9.99
62,010 listings
Avg: ￥152,422 JPY/ct
10.00+
6,715 listings
Avg: ￥97,873 JPY/ct
unknown
287 listings
Avg: ￥162,578 JPY/ct
Price by Color & Clarity
| Color | Clarity | Listings | Avg Price/ct |
|---|---|---|---|
| D-E | FL | 2,820 | ￥502,151 JPY |
| D-E | I | 23 | ￥231,396 JPY |
| D-E | IF | 23,303 | ￥337,539 JPY |
| D-E | SI1 | 3,749 | ￥73,929 JPY |
| D-E | SI2 | 259 | ￥206,292 JPY |
| D-E | VS1 | 200,338 | ￥79,956 JPY |
| D-E | VS2 | 58,874 | ￥88,603 JPY |
| D-E | VVS1 | 70,177 | ￥142,790 JPY |
| D-E | VVS2 | 239,392 | ￥85,338 JPY |
| F-G | I | 46 | ￥187,963 JPY |
| F-G | IF | 803 | ￥261,439 JPY |
| F-G | SI1 | 2,159 | ￥69,432 JPY |
| F-G | SI2 | 228 | ￥250,438 JPY |
| F-G | VS1 | 85,077 | ￥81,703 JPY |
| F-G | VS2 | 22,123 | ￥86,007 JPY |
| F-G | VVS1 | 9,960 | ￥123,845 JPY |
| F-G | VVS2 | 87,520 | ￥82,048 JPY |
| H-I | I | 63 | ￥184,482 JPY |
| H-I | IF | 101 | ￥322,594 JPY |
| H-I | SI1 | 537 | ￥216,209 JPY |
| H-I | SI2 | 194 | ￥414,654 JPY |
| H-I | VS1 | 4,016 | ￥81,522 JPY |
| H-I | VS2 | 1,702 | ￥127,674 JPY |
| H-I | VVS1 | 671 | ￥177,351 JPY |
| H-I | VVS2 | 3,073 | ￥77,498 JPY |
| J-K | I | 51 | ￥197,721 JPY |
| J-K | IF | 16 | ￥209,919 JPY |
| J-K | SI1 | 293 | ￥258,084 JPY |
| J-K | SI2 | 171 | ￥257,121 JPY |
| J-K | VS1 | 230 | ￥234,658 JPY |
| J-K | VS2 | 273 | ￥175,940 JPY |
| J-K | VVS1 | 92 | ￥282,180 JPY |
| J-K | VVS2 | 161 | ￥259,993 JPY |
| L-M | SI2 | 31 | ￥172,709 JPY |
| L-M | VS1 | 33 | ￥125,863 JPY |
| N+ | IF | 125 | ￥260,374 JPY |
| N+ | SI1 | 399 | ￥116,788 JPY |
| N+ | SI2 | 26 | ￥93,460 JPY |
| N+ | VS1 | 5,807 | ￥122,466 JPY |
| N+ | VS2 | 2,025 | ￥137,503 JPY |
| N+ | VVS1 | 230 | ￥132,617 JPY |
| N+ | VVS2 | 4,106 | ￥121,946 JPY |