Type |
Gold % wt |
Silver % |
Copper % |
Colour |
22 ct
|
91.6 |
8.4 |
- |
Yellow |
91.6 |
5.5 |
2.8 |
Yellow | |
91.6 |
3.2 |
5.1 |
Deep yellow | |
91.6 |
- |
8.4 |
Pink/rose | |
18 ct
|
75.0 |
25.0 |
- |
Green-yellow |
75.0 |
16.0 |
9.0 |
Pale yellow, 2N | |
75.0 |
12.5 |
12.5 |
Yellow, 3N | |
75.0 |
9.0 |
16.0 |
Pink, 4N | |
75.0 |
4.5 |
20.5 |
Red, 5N | |
14 ct
|
58.5 |
41.5 |
- |
Pale green |
58.5 |
30.0 |
11.5 |
Yellow | |
58.5 |
9.0 |
32.5 |
Red (Pink rose) | |
9 ct
|
37.5 |
62.5 |
- |
White |
37.5 |
55.0 |
7.5 |
Pale yellow | |
37.5 |
42.5 |
20.0 |
Yellow | |
37.5 |
31.25 |
31.25 |
Rich yellow | |
37.5 |
20.0 |
42.5 |
Pink | |
37.5 |
7.5 |
55.0 |
Red (Pink rose) |
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* このように上記では決められておりますが、 * 厳密に色を気にされる方は |

