Beautiful deep rich green Verdelite Tourmaline (.50ct, Type 3, VS, USA) hand set in 925 sterling silver solitaire ring. Tourmaline is a Type 3 gemstone, which means it's often heavily included, and inclusions are expected. Verdelite is a beautiful rich green color, this stone is very clean, deeply cut, and nicely faceted square. Size 7 can be resized up or down 1 size