Natural Green Tourmaline 1.97 Ct. Clean Octagon Shape 13.4 x 4.3 Mm. Unheated Gemstone From NigeriaTreasure of Gems & Jewelry4.4(213)$12 days Left
Natural Green Tourmaline 1.41 Ct. Octagon Shape 10 x 4 Mm Gemstone From NigeriaTreasure of Gems & Jewelry4.4(213)$1Feb 08, 2026
Natural Green Tourmaline 1.02 Ct. Octagon Shape 17.3 x 3.2 Mm Gemstone From NigeriaTreasure of Gems & Jewelry4.4(213)$1Feb 15, 2026
Natural Green Tourmaline 1.84 Ct. Octagon Shape 15.9 x 3.7 Mm Gemstone From NigeriaTreasure of Gems & Jewelry4.4(213)$1Feb 15, 2026
Natural Green Tourmaline 1.24 Ct. VVS Octagon Shape 13.5 x 3.4 Mm Gemstone From NigeriaTreasure of Gems & Jewelry4.4(213)$1Feb 15, 2026
Natural Green Tourmaline 1.41 Ct. Octagon Shape 10.7 x 4.3 Mm. Unheated Gemstone From NigeriaTreasure of Gems & Jewelry4.4(213)$12 days Left
Natural Green Tourmaline 1.76 Ct. Octagon Shape 13.2 x 4 Mm. Gemstone From NigeriaTreasure of Gems & Jewelry4.4(213)$1Feb 08, 2026
Natural Green Tourmaline 7.42 Ct. Rough Shape 16.8 x 7.7 Mm Gemstone From NigeriaTreasure of Gems & Jewelry4.4(213)$12 days Left
Natural Green Tourmaline 1.45 Ct. Octagon Shape 11.2 x 4.2 Mm Gemstone From NigeriaTreasure of Gems & Jewelry4.4(213)$12 days Left
Natural Green Tourmaline 1.33 Ct. Octagon Shape 12.5 x 3.7 Gemstone From NigeriaTreasure of Gems & Jewelry4.4(213)$1Feb 08, 2026
Natural Green Tourmaline 1.25 Ct. Octagon Shape 13 x 3.4 Mm Gemstone from NigeriaTreasure of Gems & Jewelry4.4(213)$12 days Left
Natural Green Tourmaline 1.52 Ct. Clean Octagon Shape 13 x 3.7 Mm. Unheated Gemstone From NigeriaTreasure of Gems & Jewelry4.4(213)$1(1 bid)Feb 15, 2026
Natural Green Tourmaline 1.14 Ct. Octagon Shape 6.5 x 4.8 Mm. Gemstone From NigeriaTreasure of Gems & Jewelry4.4(213)$1Feb 08, 2026
Sold1.15 ct Natural Tourmaline Rectangular Step CutNo Reserve! Title: 1.15 ct Natural Tourmaline Rectangular Step Cut Color/Clarity: SI Carat Weight: 1.15 Dimensions: 8.00 x 4.20 x 3.50 Additional Information: Rectagular - Brazil Shipping: Domestic:See Sold Price
2.08 ct Natural Tourmaline Rectangular Step CutNo Reserve! Title: 2.08 ct Natural Tourmaline Rectangular Step Cut Color/Clarity: SI Carat Weight: 2.08 Dimensions: 9.40 x 5.00 x 4.80 Additional Information: Rectagular - Brazil Shipping: Domestic:See Sold Price
Sold1.73 ct Natural Tourmaline Rectangular Step CutNo Reserve! Title: 1.73 ct Natural Tourmaline Rectangular Step Cut Color/Clarity: SI Gemstones: Loosegemstone Carat Weights: 1.73 Size/Dimensions: 9.70 x 4.30 x 4.30 Additional Information: RectangulaSee Sold Price
Sold1.60 ct Natural Tourmaline Rectangular Step cutNo Reserve! Title: 1.60 ct Natural Tourmaline Rectangular Step cut Color/Clarity: SI Gemstones: Loosegemstone Carat Weights: 1.6 Size/Dimensions: 11.30 x 3.90 x 3.60 Additional Information: RectangulaSee Sold Price
Sold2.08 ct Natural Tourmaline Rectangular Step CutNo Reserve! Title: 2.08 ct Natural Tourmaline Rectangular Step Cut Color/Clarity: SI Gemstones: Loosegemstone Carat Weights: 2.08 Size/Dimensions: 9.40 x 5.00 x 4.80 Additional Information: RectagularSee Sold Price
Sold1.33 ct Natural Tourmaline Rectangular Step CutNo Reserve! Title: 1.33 ct Natural Tourmaline Rectangular Step Cut Color/Clarity: SI Carat Weight: 1.33 Size/Dimensions: 7.00 x 5.70 x 4.00 Additional Information: Rectangular - Brazil Shipping: DomeSee Sold Price
Sold1.70 ct Natural Tourmaline Rectangular Step CutNo Reserve! Title: 1.70 ct Natural Tourmaline Rectangular Step Cut Color/Clarity: SI Carat Weight: 1.7 Dimensions: 12.10 x 3.90 x 3.60 Additional Information: Rectagular - Brazil Shipping: Domestic:See Sold Price
Sold1.01 ct Natural Tourmaline Rectangular Step CutNo Reserve! Title: 1.01 ct Natural Tourmaline Rectangular Step Cut Color/Clarity: SI Gemstones: Loosegemstone Carat Weights: 1.01 Size/Dimensions: 7.10 x 4.30 x 3.40 Additional Information: RectangulaSee Sold Price
Sold1.49 ct Natural Tourmaline Rectangular Step CutNo Reserve! Title: 1.49 ct Natural Tourmaline Rectangular Step Cut Color/Clarity: SI Carat Weight: 1.49 Dimensions: 6.60 x 5.60 x 4.30 Additional Information: Rectagular - Brazil Shipping: Domestic:See Sold Price
Sold1.62 ct Natural Tourmaline Rectangular Step CutNo Reserve! Title: 1.62 ct Natural Tourmaline Rectangular Step Cut Color/Clarity: SI Carat Weight: 1.62 Dimensions: 13.80 x 3.30 x 3.30 Additional Information: Rectagular - Brazil Shipping: Domestic:See Sold Price
Sold0.62 ct Natural Tourmaline Rectangular Step cutNo Reserve! Title: 0.62 ct Natural Tourmaline Rectangular Step cut Color/Clarity: SI Gemstones: Gemstones Carat Weights: 0.62 Size/Dimensions: 5.10 x 4.60 x 3.20 Additional Information: Rectangular StSee Sold Price
SoldLoose 1.15ct Paraiba TourmalineLoose 1.15ct rectangular step cut Paraiba Tourmaline measuring 8.47 x 5.18 x 3.00mm. TH-506See Sold Price
SoldLot of 3 Natural Green Tourmalines, Rectangular Cut, Afghanistan, 4.60 ctThis lot consists of three natural green tourmalines originating from Afghanistan, collectively weighing 4.60 carats. Each stone is cut in a rectangular step-cut (emerald-style), enhancing the claritySee Sold Price
SoldCERTIFIED 2.00 Ct Natural Tourmaline Rectangular cutWeight : 2 Ct / Shape : Rectangular cut / Size : 9.00 x 5.60 x 4.00 mm / Color : Darl Green / Transparency : Transparent / Treatment : None, Play of color effectSee Sold Price
Sold1.75 ct Natural Tourmaline Rectangular CutNo Reserve! Title: 1.75 ct Natural Tourmaline Rectangular Cut Color/Clarity: SI Carat Weight: 1.75 Size/Dimension: 8.50 x 5.20 x 4.30 Additional Information: Rectangular - Brazil Shipping: Domestic:See Sold Price
Sold0.90 ct Natural Tourmaline Rectangular CutNo Reserve! Title: 0.90 ct Natural Tourmaline Rectangular Cut Color/Clarity: SI Type: Loosegemstone Carat Weight: 1.13 Dimensions: 8.12 x 3.65 x 3.20 Additional Information: Rectangular- Brazil ShippiSee Sold Price
Sold2.88 ct Natural Tourmaline Rectangular CutNo Reserve! Title: 2.88 ct Natural Tourmaline Rectangular Cut Color/Clarity: SI Gemstones: Loosegemstone Carat Weights: 2.88 Size/Dimensions: 11.80 x 5.30 x 4.80 Additional Info: Rectangular - BrazilSee Sold Price
Sold1.44 ct Natural Tourmaline Rectangular cutNo Reserve! Title: 1.44 ct Natural Tourmaline Rectangular cut Color/Clarity: SI Type: Loosegemstone Carat Weight: 1.44 Dimensions: 10.50 x 4.00 x 3.60 Additional Information: Rectangular - Brazil ShipSee Sold Price
Sold0.82 ct Natural Tourmaline Rectangular CutNo Reserve! Title: 0.82 ct Natural Tourmaline Rectangular Cut Color/Clarity: SI Gemstones: Loosegemstone Carat Weights: 0.82 Size/Dimensions: 6.40 x 4.50 x 3.20 Additional Info: Rectangular - Brazil SSee Sold Price
Sold3.50 Ct Natural Pink Tourmaline Rectangular CutWeight - 3.50 Ct / Dimensions - 13.40 x 6.30 x 4.70 mm / Shape & Cut - Rectangle Cut / Color - Pink / Transparency - Transparent / Comments - NoneSee Sold Price
Sold1.10 ct Natural Tourmaline Square Step CutNo Reserve! Title: 1.10 ct Natural Tourmaline Square Step Cut Color/Clarity: SI Carat Weight: 1.1 Size/Dimensions: 5.50 x 5.50 x 4.40 Additional Information: Square - Brazil Shipping: Domestic: Flat-See Sold Price
Sold1.15 ct Natural Tourmaline Leaf CutNo Reserve! Title: 1.15 ct Natural Tourmaline Leaf Cut Additional Information: Gemstones: Tourmaline Carat Weights: 1.15 ct Size/Dimensions: 9 X 6.5 mm Materials: Tourmaline Shipping: Domestic: Flat-rSee Sold Price
Sold1.15 ct Natural Tourmaline Oval CutNo Reserve! Title: 1.15 ct Natural Tourmaline Oval Cut Color/Clarity: SI Gemstones: Loosegemstone Carat Weights: 1.15 Size/Dimensions: 6.60 x 6.00 x 4.50 Additional Information: Oval - Brazil ShippingSee Sold Price
Sold1.15 ct Natural Tourmaline Square cutNo Reserve! Title: 1.15 ct Natural Tourmaline Square cut Color/Clarity: SI Gemstones: Loosegemstone Carat Weights: $1 Size/Dimensions: 6.20 x 5.30 x 4.00 Additional Information: Square - Brazil ShippiSee Sold Price
