| Characteristic | Fair N = 1,6101 |
Good N = 4,9061 |
Very Good N = 12,0821 |
Premium N = 13,7911 |
Ideal N = 21,5511 |
|---|---|---|---|---|---|
| price | |||||
| Mean (SD) | 4,359 (3,560) | 3,929 (3,682) | 3,982 (3,936) | 4,584 (4,349) | 3,458 (3,808) |
| Median [Q1, Q3] | 3,282 [2,050, 5,208] | 3,051 [1,145, 5,028] | 2,648 [912, 5,373] | 3,185 [1,046, 6,296] | 1,810 [878, 4,679] |
| carat | |||||
| Mean (SD) | 1.05 (0.52) | 0.85 (0.45) | 0.81 (0.46) | 0.89 (0.52) | 0.70 (0.43) |
| Median [Q1, Q3] | 1.00 [0.70, 1.20] | 0.82 [0.50, 1.01] | 0.71 [0.41, 1.02] | 0.86 [0.41, 1.20] | 0.54 [0.35, 1.01] |
| color | |||||
| D | 163 (10%) | 662 (13%) | 1,513 (13%) | 1,603 (12%) | 2,834 (13%) |
| E | 224 (14%) | 933 (19%) | 2,400 (20%) | 2,337 (17%) | 3,903 (18%) |
| F | 312 (19%) | 909 (19%) | 2,164 (18%) | 2,331 (17%) | 3,826 (18%) |
| G | 314 (20%) | 871 (18%) | 2,299 (19%) | 2,924 (21%) | 4,884 (23%) |
| H | 303 (19%) | 702 (14%) | 1,824 (15%) | 2,360 (17%) | 3,115 (14%) |
| I | 175 (11%) | 522 (11%) | 1,204 (10.0%) | 1,428 (10%) | 2,093 (9.7%) |
| J | 119 (7.4%) | 307 (6.3%) | 678 (5.6%) | 808 (5.9%) | 896 (4.2%) |
| clarity | |||||
| I1 | 210 (13%) | 96 (2.0%) | 84 (0.7%) | 205 (1.5%) | 146 (0.7%) |
| SI2 | 466 (29%) | 1,081 (22%) | 2,100 (17%) | 2,949 (21%) | 2,598 (12%) |
| SI1 | 408 (25%) | 1,560 (32%) | 3,240 (27%) | 3,575 (26%) | 4,282 (20%) |
| VS2 | 261 (16%) | 978 (20%) | 2,591 (21%) | 3,357 (24%) | 5,071 (24%) |
| VS1 | 170 (11%) | 648 (13%) | 1,775 (15%) | 1,989 (14%) | 3,589 (17%) |
| VVS2 | 69 (4.3%) | 286 (5.8%) | 1,235 (10%) | 870 (6.3%) | 2,606 (12%) |
| VVS1 | 17 (1.1%) | 186 (3.8%) | 789 (6.5%) | 616 (4.5%) | 2,047 (9.5%) |
| IF | 9 (0.6%) | 71 (1.4%) | 268 (2.2%) | 230 (1.7%) | 1,212 (5.6%) |
| 1 n (%) | |||||