Green gemstones from the Otzera collection, including Colombian emerald.
1.20 ct Brazilian Blue-Green Tourmaline
2.98 ct Namibian Blue-Green Tourmaline
2.94 ct Colombian Emerald — GIA Origin Report
2.32 ct Green Round Brilliant Sapphire
2.22 ct Olive Andradite Garnet
1.70 ct Merelani Mint Grossular Garnet
0.51 ct Natural Muzo Colombian Emerald
2.48 ct Colombian Emerald
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0.79 ct Myanmar Red Spinel
1.00 ct Unheated Natural Ruby
1.15 ct Natural Pinkish Red Ruby from Sri Lanka — Dual Certified