The CTN-01 is a gorgeous square citrine gemstone from the Directstones custom cut square gem collection. Since all gems are custom cut, square gems in all types and sizes are available. You can also choose the cut for your square gem stone. Cabachon cut, checkerboard cut, regular square cut or princess cut are the main options for your square gemstone. There are no minimum order requirements when you shop at the Directstones online gem resource. You can therefore buy a 100 pieces or just one piece of this square citrine gemstone. A full set of matching citrine gems can also be custom cut according to your requirements. Do visit the square gem collection on the website at http://www.directstones.com/square-gemstones-01.htm