6.5-7mm. These are hard to come by, nice quality faceted freshwater pearl beads. The reason these freshwater pearl beads are hard to find is that the process to produce them is lengthy. They have to grow longer to get a thicker nacre to cut the facets. The beauty of these faceted freshwater pearl beads is the way they add texture and dimension to your design. These faceted freshwater pearls are a beautiful purple peacock color. These pearl beads are limited, get them while you can!