Lab Grown Princess Diamonds
As of April 2026, there are 740,024 lab grown princess diamonds available. Prices range from ￥25,919 JPY/ct to ￥19,387,316 JPY/ct, with an average of ￥179,722 JPY/ct.
Last updated: April 2026
By Carat Weight
Price Distribution
LowHigh
| Color | FL | IF | VVS1 | VVS2 | VS1 | VS2 | SI1 | SI2 | I |
|---|---|---|---|---|---|---|---|---|---|
| D-E | $3,823 | $2,469 | $996 | $712 | $655 | $623 | $529 | $1,010 | $1,307 |
| F-G | - | $1,373 | $854 | $672 | $616 | $712 | $640 | $1,976 | $1,802 |
| H-I | - | $2,238 | $1,476 | $777 | $713 | $894 | $1,192 | $1,963 | $2,255 |
| J-K | - | $1,560 | $1,617 | $1,197 | $1,121 | $1,561 | $1,623 | $2,053 | $1,643 |
| L-M | - | - | $1,313 | $1,703 | $1,262 | $1,378 | $1,169 | $1,043 | - |
| N+ | - | $1,647 | $825 | $921 | $930 | $963 | $1,061 | $1,168 | - |
By Carat Weight
0.20-0.29
737 listings
Avg: ￥230,032 JPY/ct
0.30-0.49
10,030 listings
Avg: ￥201,130 JPY/ct
0.50-0.74
30,584 listings
Avg: ￥180,330 JPY/ct
0.75-0.99
37,576 listings
Avg: ￥165,723 JPY/ct
1.00-1.24
144,586 listings
Avg: ￥162,720 JPY/ct
1.25-1.49
28,028 listings
Avg: ￥170,492 JPY/ct
1.50-1.99
149,396 listings
Avg: ￥182,463 JPY/ct
2.00-2.49
114,684 listings
Avg: ￥234,763 JPY/ct
2.50-2.99
54,929 listings
Avg: ￥148,725 JPY/ct
3.00-3.99
88,802 listings
Avg: ￥192,337 JPY/ct
4.00-4.99
41,554 listings
Avg: ￥149,844 JPY/ct
5.00-9.99
37,099 listings
Avg: ￥170,545 JPY/ct
10.00+
1,911 listings
Avg: ￥100,432 JPY/ct
unknown
108 listings
Avg: ￥373,686 JPY/ct
Price by Color & Clarity
| Color | Clarity | Listings | Avg Price/ct |
|---|---|---|---|
| D-E | FL | 2,260 | ￥570,621 JPY |
| D-E | I | 26 | ￥195,018 JPY |
| D-E | IF | 17,480 | ￥368,443 JPY |
| D-E | SI1 | 2,557 | ￥79,027 JPY |
| D-E | SI2 | 484 | ￥150,674 JPY |
| D-E | VS1 | 176,566 | ￥97,795 JPY |
| D-E | VS2 | 34,140 | ￥93,053 JPY |
| D-E | VVS1 | 69,923 | ￥148,601 JPY |
| D-E | VVS2 | 238,655 | ￥106,216 JPY |
| F-G | I | 150 | ￥268,982 JPY |
| F-G | IF | 1,161 | ￥204,892 JPY |
| F-G | SI1 | 2,434 | ￥95,507 JPY |
| F-G | SI2 | 512 | ￥294,983 JPY |
| F-G | VS1 | 69,618 | ￥91,902 JPY |
| F-G | VS2 | 17,811 | ￥106,287 JPY |
| F-G | VVS1 | 7,059 | ￥127,393 JPY |
| F-G | VVS2 | 62,642 | ￥100,303 JPY |
| H-I | I | 118 | ￥336,579 JPY |
| H-I | IF | 740 | ￥334,091 JPY |
| H-I | SI1 | 909 | ￥177,891 JPY |
| H-I | SI2 | 326 | ￥292,929 JPY |
| H-I | VS1 | 9,004 | ￥106,447 JPY |
| H-I | VS2 | 3,346 | ￥133,361 JPY |
| H-I | VVS1 | 1,677 | ￥220,255 JPY |
| H-I | VVS2 | 4,909 | ￥115,949 JPY |
| J-K | I | 67 | ￥245,229 JPY |
| J-K | IF | 128 | ￥232,850 JPY |
| J-K | SI1 | 1,199 | ￥242,165 JPY |
| J-K | SI2 | 465 | ￥306,428 JPY |
| J-K | VS1 | 802 | ￥167,383 JPY |
| J-K | VS2 | 1,221 | ￥232,961 JPY |
| J-K | VVS1 | 397 | ￥241,363 JPY |
| J-K | VVS2 | 712 | ￥178,625 JPY |
| L-M | SI1 | 56 | ￥174,485 JPY |
| L-M | SI2 | 17 | ￥155,631 JPY |
| L-M | VS1 | 46 | ￥188,305 JPY |
| L-M | VS2 | 80 | ￥205,739 JPY |
| L-M | VVS1 | 23 | ￥195,983 JPY |
| L-M | VVS2 | 10 | ￥254,252 JPY |
| N+ | IF | 119 | ￥245,789 JPY |
| N+ | SI1 | 650 | ￥158,420 JPY |
| N+ | SI2 | 138 | ￥174,291 JPY |
| N+ | VS1 | 4,923 | ￥138,809 JPY |
| N+ | VS2 | 2,099 | ￥143,680 JPY |
| N+ | VVS1 | 69 | ￥123,145 JPY |
| N+ | VVS2 | 2,296 | ￥137,473 JPY |