Teal and blue-green gemstones from the Otzera collection, including Paraiba-type tourmaline.
1.71 ct Paraiba-Type Tourmaline, GIA Certified
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0.51 ct Natural Muzo Colombian Emerald
0.79 ct Myanmar Red Spinel
1.00 ct Unheated Natural Ruby
1.15 ct Natural Pinkish Red Ruby from Sri Lanka — Dual Certified