3.85 carats blue tourmaline from Afghanistan. In the world gems market gemstones of this color has a trade name "Lagoon blue" or "Neon blue" and are highly appreciated. Only a few deposits in the world produce tourmalines of such color: Namibia, Mozambique, Brazil and Afghanistan. It is important to note that the blue tourmaline has not been treated. The cushion cut is perfect for tourmalines, fully revealing their color.