Lab Grown Round Diamonds, 1.00 - 1.49ct
As of April 2026, there are 1,175,969 lab grown round diamonds between 1.00 - 1.49ct available across retailers. Prices range from ￥27,472 JPY/ct to ￥1,712,730 JPY/ct, with an average of ￥243,655 JPY/ct. Approximately 62% of these diamonds are available at multiple retailers, with an average price spread of 92%.
Last updated: April 2026
Browse 1,175,969 diamonds in ExplorerPrice Distribution
LowHigh
| Color | FL | IF | VVS1 | VVS2 | VS1 | VS2 | SI1 | SI2 | I |
|---|---|---|---|---|---|---|---|---|---|
| D-E | $2,165 | $818 | $570 | $504 | $476 | $489 | $545 | $2,330 | $2,086 |
| F-G | $6,448 | $1,248 | $670 | $487 | $480 | $528 | $1,653 | $2,206 | $2,084 |
| H-I | - | $4,649 | $3,299 | $1,584 | $1,661 | $2,275 | $2,292 | $2,048 | $1,953 |
| J-K | - | $2,708 | $2,367 | $1,805 | $1,771 | $1,703 | $1,676 | $1,769 | $1,773 |
| L-M | - | $1,875 | $2,175 | $1,888 | $1,729 | $1,738 | $1,435 | $1,492 | $1,524 |
| N+ | - | $1,557 | $758 | $610 | $603 | $666 | $720 | $960 | $1,016 |
Price by Color & Clarity
Average price per carat for 1.00 - 1.49ct lab grown round diamonds by color and clarity grade.
| Color | Clarity | Listings | Avg Price/ct | Spread |
|---|---|---|---|---|
| D-E | FL | 3,062 | ￥323,077 JPY | 82% |
| D-E | I | 1,336 | ￥311,310 JPY | 61% |
| D-E | IF | 26,170 | ￥122,037 JPY | 114% |
| D-E | SI1 | 13,185 | ￥81,339 JPY | 213% |
| D-E | SI2 | 3,484 | ￥347,699 JPY | 93% |
| D-E | VS1 | 310,004 | ￥71,023 JPY | 60% |
| D-E | VS2 | 76,365 | ￥73,044 JPY | 61% |
| D-E | VVS1 | 124,423 | ￥85,128 JPY | 65% |
| D-E | VVS2 | 389,497 | ￥75,216 JPY | 61% |
| F-G | FL | 38 | ￥962,320 JPY | 76% |
| F-G | I | 2,822 | ￥311,041 JPY | 46% |
| F-G | IF | 3,043 | ￥186,278 JPY | 521% |
| F-G | SI1 | 6,250 | ￥246,708 JPY | 92% |
| F-G | SI2 | 4,609 | ￥329,245 JPY | 77% |
| F-G | VS1 | 49,231 | ￥71,690 JPY | 65% |
| F-G | VS2 | 17,762 | ￥78,804 JPY | 220% |
| F-G | VVS1 | 13,458 | ￥99,986 JPY | 303% |
| F-G | VVS2 | 50,708 | ￥72,634 JPY | 66% |
| H-I | I | 2,342 | ￥291,507 JPY | 62% |
| H-I | IF | 768 | ￥693,876 JPY | 46% |
| H-I | SI1 | 5,391 | ￥342,092 JPY | 72% |
| H-I | SI2 | 4,435 | ￥305,725 JPY | 69% |
| H-I | VS1 | 8,692 | ￥247,856 JPY | 149% |
| H-I | VS2 | 6,268 | ￥339,563 JPY | 119% |
| H-I | VVS1 | 3,934 | ￥492,443 JPY | 105% |
| H-I | VVS2 | 7,408 | ￥236,401 JPY | 127% |
| J-K | I | 1,817 | ￥264,610 JPY | 65% |
| J-K | IF | 645 | ￥404,127 JPY | 49% |
| J-K | SI1 | 3,782 | ￥250,190 JPY | 39% |
| J-K | SI2 | 2,967 | ￥264,024 JPY | 49% |
| J-K | VS1 | 3,646 | ￥264,291 JPY | 50% |
| J-K | VS2 | 3,460 | ￥254,240 JPY | 49% |
| J-K | VVS1 | 2,038 | ￥353,351 JPY | 71% |
| J-K | VVS2 | 2,854 | ￥269,399 JPY | 56% |
| L-M | I | 738 | ￥227,489 JPY | 33% |
| L-M | IF | 354 | ￥279,902 JPY | 29% |
| L-M | SI1 | 1,232 | ￥214,226 JPY | 42% |
| L-M | SI2 | 1,347 | ￥222,706 JPY | 64% |
| L-M | VS1 | 1,040 | ￥258,023 JPY | 39% |
| L-M | VS2 | 975 | ￥259,443 JPY | 42% |
| L-M | VVS1 | 521 | ￥324,598 JPY | 38% |
| L-M | VVS2 | 692 | ￥281,797 JPY | 40% |
| N+ | I | 153 | ￥151,589 JPY | 114% |
| N+ | IF | 123 | ￥232,321 JPY | 40% |
| N+ | SI1 | 873 | ￥107,514 JPY | 146% |
| N+ | SI2 | 320 | ￥143,250 JPY | 116% |
| N+ | VS1 | 4,742 | ￥90,020 JPY | 92% |
| N+ | VS2 | 2,283 | ￥99,431 JPY | 119% |
| N+ | VVS1 | 923 | ￥113,078 JPY | 95% |
| N+ | VVS2 | 3,749 | ￥91,004 JPY | 93% |
| N+ | other | 10 | ￥171,782 JPY | 66% |