石色分表[2] | |
GIA | : 在 | AGS | Status: current | AGS | : 史: 1995年前 | CIBJO : 在 | IDC | : 在 | Scan. D.N. | : 在 | Old World Terms | : 史 | |
分及描述[3] | 分及子色表[4] | 分及子色表[4] | 分[5] | 分及描述[5] | 50克拉或以上的分[6] | 50克拉以下的分 | series 1 scale[5] | series 2 scale[5] | |
D | 色 | 0 | 0 - 0.49 | 0 | 0 - 0.75 | Exceptional white + | Exceptional white + | 色 | River | 白色 | Finest White | Jager | |
E | 0.5 | 0.5 - 0.99 | Exceptional white | Exceptional white | River | |
1 | 0.76 - 1.35 | |
F | 1.0 | 1.0 - 1.49 | Rare white + | Rare white + | Colorless when viewed through the crown | Top Wesselton | Fine White | |
2 | 1.36 - 2.00 | |
G | 接近色 | 1.5 | 1.5 - 1.99 | Rare white | Rare white | Top Wesselton | |
H | 2.0 | 2.0 - 2.49 | 3 | 2.01 - 2.50 | White | White | Wesselton | White | Wesselton | |
I | 2.5 | 2.5 - 2.99 | 4 | 2.51 - 3.0 | Slightly tinted white | Slightly tinted white | Slightly colored | Top Crystal | Slightly tinted white | Commercial White | Top Crystal | |
J | 3.0 | 3.0 - 3.49 | 5 | 3.01 - 3.75 | Crystal | Top silver cape | Crystal | |
K | 微 | 3.5 | 3.5 - 3.99 | 有色白 | 有色白 | Top cape | 有色白 | Top cape | |
6 | 3.76 - 4.5 | Silver cape | |
L | 4.0 | 4.0 - 4.49 | |
M | 4.5 | 4.5 - 4.99 | 7 | 4.51 - 5.50 | 有色 1 | 有色 | Slightly colored to colored | Cape | 宥色 | Light cape | Cape | |
N |
| 5.0 | 5.0 - 5.49 | 有色 2 | Low Cape | |
O | 5.5 | 5.5 - 5.99 | 8 | 5.51 - 7.0 |
| Cape |
| |
P | 6.0 | 6.0 - 6.49 |
| |
Q | 6.5 | 6.5 - 6.99 | |
R | 7.0 | 7.0 - 7.49 | 9 | 7.01 - 8.5 | |
Dark cape | |
S |
| 7.5 | 7.5 - 7.99 | 有色 3 | 色 | |
T | 8.0 | 8.0 - 8.49 | |
U | 8.5 | 8.5 - 8.99 | 10 | 8.51 - 10.00 | |
V | 9.0 | 9.0 - 9.49 | |
W | 9.5 | 9.5 - 9.99 | |
X | 10.0 | 10 + | 10+ | |
Y | |
Z | |
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