Natural Multi-ColorTourmaline Gemstones 6.42 Ct. Clean Octagon 8.1 x 9.6 Mm.Treasure of Gems & Jewelry4.4(233)$17 days Left
Natural Bi Color Tourmaline Gemstones 3.85 Ct. Clean Octagon 7.8 x 7.1 x 6.6 Mm.Treasure of Gems & Jewelry4.4(233)$17 days Left
Natural Bi Color Tourmaline Gemstones 4.01 Ct. VVS Octagon Shape 8 x 7.6 Mm.Treasure of Gems & Jewelry4.4(233)$17 days Left
2.04 ct Octagon / Emerald Cut Natural Watermelon Tourmaline GemstoneWeatherham Estate Treasures3.9(237)$580May 29, 2026
Natural Bi Color Tourmaline Gemstones 1.79 Ct. Octagon Shape 7 x 5.9 Mm.Treasure of Gems & Jewelry4.4(233)$17 days Left
Natural Bi Color Tourmaline Gemstones 1.42 Ct. Octagon Shape 6 x 5.3 Mm.Treasure of Gems & Jewelry4.4(233)$17 days Left
Amethyst Citrine Gemstone Pair: Fancy Asscher Cut, February BirthstoneChairish Auctions4.5(10.5k)$1503 days Left
17.40 Carat Natural Bi Color Bolivian Ametrine Emerald Cut EGL CertifiedCalifornia Gemstones4.3(10)$406 days Left
2.14 ct Octagon / Emerald Cut Natural Bi-Color Ametrine GemstoneWeatherham Estate Treasures3.9(237)$74May 29, 2026
4.94 Carat Purple Amethyst Radiant Square Emerald Cut IGI CertifiedCalifornia Gemstones4.3(10)$106 days Left
