Species: Zoisite, Natural Variety: Tanzanite Carat weight: 1.16 ct Color: Bluish Violet Shape and Cut: Rectangular Cushion Cut Measurements: 7.58 x 5.54 x 3.93 mm Transparency: Transparent Treatment. See Comments Comments: Check Q.R. *Tanzanite is commonly heated to improve its color. Whether or not this gemstone has been enhanced by heating cannot currently be determine. Origin: Tanzania Certificate: I.G.E Gemological Report No. D-45032 Internal Reference. 3521 Shipping method: Registered shipping via International Courier Company (Full insured) Any extra expenses due to your country's customs office will be responsibility for the buyer. All the parcels shipped to Sicily, Sardinia (Italy) and Corsica (France) will have an extra suplement of 18,00€