1 pcs Red Ruby - 3.02 ct - Gem research Swiss Lab (GRS)
Exclusive Gemstone Auction (Rare & Precious)
1 pcs Blue Tourmaline paraiba - 4.56 ct
Spinel - 8.63 ct - Lotus Gemology - Unheated Burma
1 pcs Violet Sapphire - 7.67 ct - Gemological Institute of America (GIA)
Tourmaline paraiba - 4.15 ct - Gemological Institute of America (GIA)
1 pcs Color change Alexandrite - 4.34 ct
Blue Tanzanite - 9.80 ct - Lotus Gemology
1 pcs Blue, Green Tourmaline - 4.04 ct - Gemological Institute of America (GIA)
Red Spinel - 2.00 ct - Gem research Swiss Lab (GRS) - Unheated Deep Red
1 pcs Blue, Green Emerald - 2.26 ct - Gemological Institute of America (GIA)
Blue, Purple Tanzanite - 26.39 ct - Lotus Gemology - Unheated rare
Beryl - 47.25 ct - International Gemological Institute (IGI) - Morganite
Blue Topaz - 118.98 ct - International Gemological Institute (IGI)
1 pcs Alexandrite - 3.65 ct - Gemological Institute of America (GIA)
Blue Tanzanite - 3.75 ct - Gemological Institute of America (GIA)
![](https://assets.catawiki.nl/assets/categories/599-08a03725294fb780ee5f8125304564e0500a6c6d-original.jpg)
This auction is part of Exclusive Gemstones
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