Lapis Lazuli faceted rondelles measure approximately 11mm in diameter, have a vitreous luster, exhibit no external characteristics of matrix stone, have a symmetrical rondelle shape with consistent width, beads are of excellent make showing excellent German Style faceting, shape has great smooth polish, these Lapis Lazuli beads have an opaque body showing calcite & pyrite internal features, and these Lapis Lazuli beads are a a rich ultramarine blue hue hue with good brilliance. AAA Quality