Report: Nº 28287226 Gem: Natural Tourmaline (Bi-Color) Shape/Cut: Elongated Octagonal, Step Cut Weight: 7.76 ct Measurements: 20.34 x 6.59 x 5.87 mm Color: Intense Greenish Yellow/Bluish Green Transparency: Transparent Treatment: None as far as I know Comments Origin: Mozambique Optical Effect: Bi-Color ABOUT ME Diogo Medeiros Certified Geologist Sales Director of Precious Criterion, Lda NOTES - The origins of this gemstone are not certified by a laboratory, the gem's origin is based on where our supplier extracts them. - All photos of the gemstone were taken with macro lens. - The pictures aren't true to scale, which is why we give you the exact measurements of the stone so that you can get a good idea of the size. Shipment: Domestic shipping up to 3 days International Shipping between 3 to 8 days