20.34 ct Natural Bi-Colour/ Colour Change Tourmaline

No Reserve! Title: 2.37 Ct " IGI Certified " Natural Bi-Colour Tourmaline Color/Clarity: IF - VVS Gemstones: Loosegemstone Carat Weights: 2.37 Size/Dimensions: 12.33 x 5.10 x 3.84 Additional Informati

No Reserve! Title: 2.37 Ct " IGI Certified " Natural Bi-Colour Tourmaline Color/Clarity: IF - VVS Gemstones: Loosegemstone Carat Weights: 2.37 Size/Dimensions: 12.33 x 5.10 x 3.84 Additional Informati

No Reserve! Title: 47.68 Ct Natural Bi-Colour Fluorite Oval Cut Color/Clarity: Semi Transparent Loosegemstone Carat Weights: 47.68 Size/Dimensions: 25.00 x 9.05 x 13.30 Additional Information: Oval /

No Reserve! Title: 68.10 Ct Natural Bi-Colour Fluorite Oval Cut Color/Clarity: Semi Transparent Loosegemstone Carat Weights: 68.1 Size/Dimensions: 26.40 x 21.60 x 16.30 Additional Information: Oval /

No Reserve! Title: 72.35 Ct Natural Bi-Colour Fluorite Oval Cut Color/Clarity: Semi Transparent Gemstones: Loosegemstone Carat Weights: 72.35 Size/Dimensions: 27.45 x 21.15 x 5.30 Additional Informati

2.10 Carats Bi-Colour Natural Tourmaline - 10X6X4 mm Shipping:

0.60 Carats Bi-Colour Natural Tourmaline - 8X3X3 mm Shipping:

0.60 Carats Bi-Colour Natural Tourmaline - 8X3X3 mm Shipping:

2.05 Carats Pink Tourmaline - 8X7X6 mm Shipping:

Gemstone : Natural Tourmaline Shape and Cut : Emerald Cut Weight : 0.88 carats Dimensions: 7x5 mm , Color : Pink, Green Transparency : Translucent Treatment : No Origin : Afghanistan Shipping-: Flat r

Title: 3.80 CTS NATURAL BI COLOUR TOURMALINE CUSHION GOOD COLOR LOOSE GEMSTONES Carat Weights: 3.8 Size/Dimensions: 12.1 x 9.4 x 5.1 MM Additional Information: VS QUALITY Reserve: $90.00 Shipping: Dom

Materials: Tourmalin 64 Gram Lovely Natural Bi Colour Tourmaline Crystal Specimen From Paprok Afghanistan size 43mm 31mm 34mm weight 643 Gram Reserve: $25.00 Shipping: Domestic: Flat-rate of $10.00

No Reserve! Item: 5.4 Ct Bi Colour Cut Tourmaline Weight: 5.4 Ct Size/Dimensions: 10.5x6.3x5.8 Bi Colour Cut Tourmaline Shipping: Domestic: Flat-rate of $17.00 to anywhere within the contiguous U.S. I

Concave - Bolivia

Concave - Bolivia

Title: Top Quality Bi Colour Natural Tourmaline - 4 Carats - 9X8X5 mm Origin: Afghanistan Additional Information: Top Quality Bi Colour Natural Tourmaline - 4 Carats - 9X8X5 mm Reserve: $120.00 Shippi

Bi Colour Natural Tourmaline Gemstone - 4.10 Carats - 15X7X5 mm Shipping:

3.60 Carats Bi Colour Natural Tourmaline - 22X5X4 mmShipping:

Bi Colour Natural Tourmaline Gemstone - 4.10 Carats - 15X7X5 mm Shipping:

1.60 Carats Bi Colour Natural Tourmaline - 7X5X5 mm Shipping:

Materials: flourite with tourmaline Description 5 Gram Lovely natural bi Colour Flourite on Black Tourmaline Specimen From Skardu pakistan size 14mm 16mm 19mm weight 5 Gram Reserve: $10.00 Shipping:

Title: Natural Tourmaline 1.44ct Octagon Cut Watermelon Bi-Colour Additional Information: 1 x Natural Tourmaline 1.44ct Octagon Cut Watermelon Bi-Colour VVS - Shape: Octagon Cut - Weight: 1.44ct - Col

Tourmaline Cabochon ~ Natural Tourmaline Mix Colour rose cut Cabs From Afghaistan Dimensions ~ ~ 12*9*6 mm ~ 11*9*7 mm Weight (carats) ~ 21.30 Ct Treatment : Natural DHL GLOBAL SHIPPING Reserve: $80.0

No Reserve! Gemstone: Rubellite Tourmaline Origin: Africa Weight: 0.95 ct Measurements: 7.6x5.4x2.6 mm Shape / Cut: Emerald Cut Colour: Red/Pink Transparency: transparent Clarity: n