Quartz and all varieties of Quartz
14.36 carat Bolivia Bi-colour Purple and Yellow Ametrine
12.92 carat Bolivia Bi-colour Purple and Yellow Ametrine
11.82 carat Bolivia Bi-colour Purple and Yellow Ametrine
11.34 carat Bolivia Bi-colour Purple and Yellow Ametrine
3.82 carat Bolivia Bi-colour Purple and Yellow Ametrine
7.51 carat Bolivia Bi-colour Purple and Yellow Ametrine
5.67 carat Bolivia Bi-colour Purple and Yellow Ametrine
5.20 carat Bolivia Bi-colour Purple and Yellow Ametrine
5.14 carat Bolivia Bi-colour Purple and Yellow Ametrine
10.67 carat Bolivia Bi-colour Purple and Yellow Ametrine
10.11 carat Bolivia Bi-colour Purple and Yellow Ametrine
8.29 carat Bolivia Bi-colour Purple and Yellow Ametrine
2.17 carat Uruaguay Purple Amethyst
3.66 carat Uruguay Purple Amethyst Pair
3.54 carat Uruguay Purple Amethyst Pair
7.12 carat Brazil Purple Amethyst
8.07 carat Purple Amethyst
74.33 carat Pakistan Quartz with Petroleum Inclusions
9.72 carat Purple Amethyst
6.98 carat Brazil Purple Amethyst
4.45 carat Burma Purple Amethyst
15.39 carat Brazil Purple Amethyst
2.34 carat Purple Amethyst
2.05 carat Purple Amethyst
2.78 carat Purple Amethyst
4.57 carat Purple Amethyst
17.91 carat Brazil Purple Amethyst
48.51 carat Brazil Purple Amethyst
1.25 carat Tanzania Strawberry Quartz
24.60 carat Pakistan Quartz with Petroleum Inclusions
14.31 carat Pakistan Quartz with Petroleum Inclusions
13.13 carat Pakistan Quartz with Petroleum Inclusions
