Natural Cushion Diamonds
As of April 2026, there are 360,056 natural cushion diamonds available. Prices range from ￥76,604 JPY/ct to ￥24,191,045 JPY/ct, with an average of ￥1,072,818 JPY/ct.
Last updated: April 2026
By Carat Weight
Price Distribution
LowHigh
| Color | FL | IF | VVS1 | VVS2 | VS1 | VS2 | SI1 | SI2 | I |
|---|---|---|---|---|---|---|---|---|---|
| D-E | $23K | $18K | $9,309 | $4,019 | $11K | $8,844 | $8,034 | $6,755 | $4,579 |
| F-G | $3,682 | $6,791 | $9,390 | $4,819 | $7,657 | $11K | $7,020 | $5,941 | $4,175 |
| H-I | $4,737 | $7,784 | $7,304 | $7,293 | $7,178 | $8,629 | $5,903 | $7,610 | $4,597 |
| J-K | $1,739 | $5,110 | $5,281 | $4,994 | $4,873 | $6,114 | $6,020 | $5,534 | $4,219 |
| L-M | - | $2,064 | $1,869 | $3,055 | $3,000 | $3,233 | $3,002 | $2,782 | $2,034 |
| N+ | $5,629 | $7,916 | $7,276 | $8,543 | $10K | $9,376 | $7,771 | $8,457 | $7,649 |
By Carat Weight
0.20-0.29
2,797 listings
Avg: ￥881,729 JPY/ct
0.30-0.49
19,973 listings
Avg: ￥356,442 JPY/ct
0.50-0.74
76,705 listings
Avg: ￥300,221 JPY/ct
0.75-0.99
39,595 listings
Avg: ￥320,787 JPY/ct
1.00-1.24
90,222 listings
Avg: ￥458,359 JPY/ct
1.25-1.49
8,535 listings
Avg: ￥547,729 JPY/ct
1.50-1.99
55,504 listings
Avg: ￥606,044 JPY/ct
2.00-2.49
36,075 listings
Avg: ￥907,042 JPY/ct
2.50-2.99
8,667 listings
Avg: ￥1,246,384 JPY/ct
3.00-3.99
12,813 listings
Avg: ￥1,589,346 JPY/ct
4.00-4.99
3,332 listings
Avg: ￥2,013,402 JPY/ct
5.00-9.99
4,499 listings
Avg: ￥2,822,969 JPY/ct
10.00+
371 listings
Avg: ￥4,055,345 JPY/ct
unknown
968 listings
Avg: ￥2,031,012 JPY/ct
Price by Color & Clarity
| Color | Clarity | Listings | Avg Price/ct |
|---|---|---|---|
| D-E | FL | 222 | ￥3,372,134 JPY |
| D-E | I | 508 | ￥683,393 JPY |
| D-E | IF | 2,795 | ￥2,736,482 JPY |
| D-E | SI1 | 11,781 | ￥1,199,037 JPY |
| D-E | SI2 | 5,392 | ￥1,008,242 JPY |
| D-E | VS1 | 22,489 | ￥1,604,008 JPY |
| D-E | VS2 | 17,794 | ￥1,319,928 JPY |
| D-E | VVS1 | 11,395 | ￥1,389,395 JPY |
| D-E | VVS2 | 16,194 | ￥599,827 JPY |
| F-G | FL | 45 | ￥549,567 JPY |
| F-G | I | 641 | ￥623,124 JPY |
| F-G | IF | 3,138 | ￥1,013,537 JPY |
| F-G | SI1 | 14,462 | ￥1,047,798 JPY |
| F-G | SI2 | 6,934 | ￥886,769 JPY |
| F-G | VS1 | 27,363 | ￥1,142,862 JPY |
| F-G | VS2 | 23,307 | ￥1,657,609 JPY |
| F-G | VVS1 | 13,771 | ￥1,401,543 JPY |
| F-G | VVS2 | 17,156 | ￥719,207 JPY |
| H-I | FL | 38 | ￥707,029 JPY |
| H-I | I | 684 | ￥686,144 JPY |
| H-I | IF | 2,655 | ￥1,161,820 JPY |
| H-I | SI1 | 14,136 | ￥881,067 JPY |
| H-I | SI2 | 7,363 | ￥1,135,869 JPY |
| H-I | VS1 | 21,482 | ￥1,071,391 JPY |
| H-I | VS2 | 20,177 | ￥1,287,932 JPY |
| H-I | VVS1 | 10,635 | ￥1,090,105 JPY |
| H-I | VVS2 | 13,600 | ￥1,088,527 JPY |
| J-K | FL | 32 | ￥259,494 JPY |
| J-K | I | 428 | ￥629,751 JPY |
| J-K | IF | 841 | ￥762,746 JPY |
| J-K | SI1 | 7,119 | ￥898,554 JPY |
| J-K | SI2 | 4,202 | ￥825,961 JPY |
| J-K | VS1 | 8,145 | ￥727,267 JPY |
| J-K | VS2 | 7,857 | ￥912,500 JPY |
| J-K | VVS1 | 4,043 | ￥788,276 JPY |
| J-K | VVS2 | 4,949 | ￥745,427 JPY |
| L-M | I | 73 | ￥303,508 JPY |
| L-M | IF | 157 | ￥308,131 JPY |
| L-M | SI1 | 986 | ￥448,094 JPY |
| L-M | SI2 | 608 | ￥415,185 JPY |
| L-M | VS1 | 973 | ￥447,828 JPY |
| L-M | VS2 | 1,086 | ￥482,597 JPY |
| L-M | VVS1 | 456 | ￥279,021 JPY |
| L-M | VVS2 | 714 | ￥455,941 JPY |
| N+ | FL | 42 | ￥840,104 JPY |
| N+ | I | 1,600 | ￥1,141,693 JPY |
| N+ | IF | 1,149 | ￥1,181,462 JPY |
| N+ | SI1 | 5,358 | ￥1,159,884 JPY |
| N+ | SI2 | 3,505 | ￥1,262,258 JPY |
| N+ | VS1 | 6,651 | ￥1,527,800 JPY |
| N+ | VS2 | 6,326 | ￥1,399,452 JPY |
| N+ | VVS1 | 2,649 | ￥1,085,936 JPY |
| N+ | VVS2 | 3,847 | ￥1,275,044 JPY |
| N+ | other | 103 | ￥5,947,338 JPY |