This product is a 1.77CT Green Tourmaline Cat's eye gemstone, 100% natural and sourced from Mozambique. The gemstone has an excellent cut grade and a VS clarity grade, making it of high quality. It is a cabochon shape with dimensions of 7.7x6x4.5mm, and it is transparent. The gemstone is certified by Thailand, where it is also being sold wholesale by the brand NATURAL GEMSTONE. This beautiful gemstone would make a great addition to any jewelry collection.