天然 Cushion Diamond Prices in Japan
最終更新：2026年10月
カラット重量別
価格分布
LowHigh
| カラー | FL | IF | VVS1 | VVS2 | VS1 | VS2 | SI1 | SI2 | I |
|---|---|---|---|---|---|---|---|---|---|
| D-E | $15K | $12K | $9,629 | $9,848 | $9,162 | $8,631 | $7,291 | $6,167 | $5,051 |
| F-G | $3,961 | $6,801 | $9,434 | $8,437 | $8,139 | $7,893 | $6,583 | $5,621 | $3,908 |
| H-I | $3,551 | $6,438 | $6,390 | $6,841 | $6,393 | $6,413 | $5,603 | $5,000 | $3,220 |
| J-K | $1,675 | $3,700 | $3,965 | $4,936 | $4,577 | $4,574 | $4,217 | $3,646 | $2,413 |
| L-M | - | $2,055 | $2,061 | $2,883 | $3,045 | $3,071 | $2,735 | $1,872 | $1,690 |
| N+ | $7,959 | $9,141 | $10K | $9,984 | $12K | $11K | $9,103 | $9,692 | $8,462 |
カラット重量別
0.20-0.29
6,265件の掲載
平均：￥1,187,222 JPY/ct
0.30-0.49
44,734件の掲載
平均：￥441,178 JPY/ct
0.50-0.74
116,029件の掲載
平均：￥321,240 JPY/ct
0.75-0.99
76,945件の掲載
平均：￥359,323 JPY/ct
1.00-1.24
189,040件の掲載
平均：￥474,292 JPY/ct
1.25-1.49
19,992件の掲載
平均：￥594,425 JPY/ct
1.50-1.99
133,176件の掲載
平均：￥668,559 JPY/ct
2.00-2.49
81,386件の掲載
平均：￥998,905 JPY/ct
2.50-2.99
20,317件の掲載
平均：￥1,312,739 JPY/ct
3.00-3.99
28,439件の掲載
平均：￥1,705,768 JPY/ct
4.00-4.99
5,985件の掲載
平均：￥2,204,442 JPY/ct
5.00-9.99
6,019件の掲載
平均：￥2,862,791 JPY/ct
10.00+
412件の掲載
平均：￥2,909,253 JPY/ct
unknown
1,093件の掲載
平均：￥2,340,691 JPY/ct
カラー・クラリティ別の価格
| カラー | クラリティ | 掲載数 | 平均価格/ct |
|---|---|---|---|
| D-E | FL | 411 | ￥2,341,026 JPY |
| D-E | I | 2,207 | ￥797,894 JPY |
| D-E | IF | 4,703 | ￥1,877,179 JPY |
| D-E | SI1 | 26,981 | ￥1,151,760 JPY |
| D-E | SI2 | 13,012 | ￥974,175 JPY |
| D-E | VS1 | 36,763 | ￥1,447,299 JPY |
| D-E | VS2 | 33,007 | ￥1,363,381 JPY |
| D-E | VVS1 | 20,169 | ￥1,520,987 JPY |
| D-E | VVS2 | 23,955 | ￥1,555,570 JPY |
| F-G | FL | 78 | ￥625,642 JPY |
| F-G | I | 2,840 | ￥617,246 JPY |
| F-G | IF | 5,262 | ￥1,074,328 JPY |
| F-G | SI1 | 31,494 | ￥1,039,913 JPY |
| F-G | SI2 | 17,597 | ￥887,910 JPY |
| F-G | VS1 | 45,353 | ￥1,285,675 JPY |
| F-G | VS2 | 45,650 | ￥1,246,735 JPY |
| F-G | VVS1 | 22,444 | ￥1,490,159 JPY |
| F-G | VVS2 | 27,314 | ￥1,332,786 JPY |
| H-I | FL | 102 | ￥560,988 JPY |
| H-I | I | 3,027 | ￥508,565 JPY |
| H-I | IF | 4,300 | ￥1,016,974 JPY |
| H-I | SI1 | 33,597 | ￥885,110 JPY |
| H-I | SI2 | 20,125 | ￥789,847 JPY |
| H-I | VS1 | 41,608 | ￥1,009,763 JPY |
| H-I | VS2 | 40,706 | ￥1,013,000 JPY |
| H-I | VVS1 | 20,196 | ￥1,009,376 JPY |
| H-I | VVS2 | 26,944 | ￥1,080,629 JPY |
| J-K | FL | 18 | ￥264,638 JPY |
| J-K | I | 1,492 | ￥381,213 JPY |
| J-K | IF | 1,942 | ￥584,503 JPY |
| J-K | SI1 | 19,017 | ￥666,177 JPY |
| J-K | SI2 | 10,760 | ￥575,923 JPY |
| J-K | VS1 | 17,988 | ￥723,055 JPY |
| J-K | VS2 | 18,551 | ￥722,517 JPY |
| J-K | VVS1 | 9,010 | ￥626,370 JPY |
| J-K | VVS2 | 11,221 | ￥779,752 JPY |
| L-M | I | 98 | ￥266,917 JPY |
| L-M | IF | 259 | ￥324,593 JPY |
| L-M | SI1 | 2,180 | ￥432,077 JPY |
| L-M | SI2 | 1,313 | ￥295,711 JPY |
| L-M | VS1 | 1,968 | ￥480,999 JPY |
| L-M | VS2 | 2,283 | ￥485,105 JPY |
| L-M | VVS1 | 994 | ￥325,622 JPY |
| L-M | VVS2 | 1,511 | ￥455,435 JPY |
| N+ | FL | 288 | ￥1,257,220 JPY |
| N+ | I | 2,891 | ￥1,336,594 JPY |
| N+ | IF | 2,529 | ￥1,443,937 JPY |
| N+ | SI1 | 14,112 | ￥1,437,973 JPY |
| N+ | SI2 | 8,365 | ￥1,530,903 JPY |
| N+ | VS1 | 16,547 | ￥1,869,127 JPY |
| N+ | VS2 | 17,448 | ￥1,680,013 JPY |
| N+ | VVS1 | 6,565 | ￥1,611,293 JPY |
| N+ | VVS2 | 9,679 | ￥1,577,063 JPY |
| N+ | other | 958 | ￥2,299,637 JPY |