Εxceptional Tourmaline gemstone suitable for jewellery or an investment-grade piece. Full physical ALGT Certificate included. *Combined shipping — If you win multiple stones, pay one, and message to combine the rest .* *No additional VAT or import duties for bidders within the EU* IDENTIFICATION Species ........................................................................ Natural Tourmaline Variety ......................................................................... Verdelite Shape & Cutting Style ............................................... Square Modified Octagon, Step Cut Measurements .......................................................... 7.68 x 7.65 x 5.58 mm Carat Weight ............................................................. 2.97 Carat Color ............................................................................ Deep Green Transparency ............................................................. Transparent Verdelite is commonly heated to improve its color. There is currently no scientific method available to determine whether this gemstone has been enhanced or not.