Tanzanite - 7.36 ct
Gemstone Auction (Certified Gemologists)
Emerald - 3.25 ct
Sapphire - 2.83 ct - No laboratory report
Noble Opal - 6.93 ct
Blue Topaz - 106.37 ct
Amethyst - 64.36 ct
Tanzanite - 5.26 ct
Yellow Sapphire - 1.49 ct
Blue Sapphire - 1.41 ct
Paraiba Tourmaline - 1.42 ct
Ruby - 0.88 ct
Ametrine - 36.47 ct
Tanzanite - 4.85 ct
Blue Sapphire - 1.38 ct
Emerald - 1.40 ct
Citrine - 75.89 ct
Paraiba Tourmaline - 1.12 ct
Pink Tourmaline - 2.22 ct
Tanzanite - 16.39 ct
Yellow Sapphire - 0.68 ct
Blue Sapphire - 1.01 ct
Bicolor Tourmaline - 1.80 ct
Blue Topaz - 103.88 ct
Pink Sapphire - 1.60 ct
3 pcs Quartz - 13.60 ct - No laboratory report
3 pcs London Blue Topaz - 10.56 ct
3 pcs Violet Sapphire - 2.08 ct
25 pcs Ruby - 2.29 ct
2 pcs Blue Zircon - 3.54 ct
8 pcs Tourmaline Watermelon - 3.08 ct
2 pcs Fire Opal - 1.58 ct - No laboratory report
3 pcs Tanzanite - 1.70 ct
2 pcs Noble Opal - 2.52 ct
12 pcs Green Tourmaline - 4.92 ct
6 pcs Aquamarine - 4.27 ct
10 pcs Multicolor Spinel - 3.95 ct
3 pcs Multicolor Sapphire - 1.81 ct
12 pcs Tanzanite - 4.99 ct
4 pcs Tsavorite - 1.59 ct
6 pcs Blue Zircon - 4.86 ct
3 pcs Fire Opal - 2.05 ct
2 pcs Aquamarine - 2.99 ct
2 pcs Noble Opal - 3.13 ct
3 pcs Ruby - 1.73 ct
3 pcs Bicolor Tourmaline - 3.81 ct
10 pcs Multicolor Sapphire - 2.40 ct
9 pcs Tsavorite - 2.07 ct
3 pcs Pink Sapphire - 1.40 ct
London Blue Topaz - 16.49 ct
Tanzanite - 1.28 ct
![](https://assets.catawiki.nl/assets/categories/599-08a03725294fb780ee5f8125304564e0500a6c6d-original.jpg)
This auction is part of Gemstones Certified by Gemmologists
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