Each bead varies in size, shape and color no two beads are exactly alike. Because these are natural stone beads, each one has its own character including crackling, inclusions, chips, etc...These beads measure 8mm in diameter and the holes measure about .5mm to 1mm in diameter. The strands measure about 7.5" inches long and there are approximately 24 beads on a strand.Beautiful and alluring Lapis Lazuli, or Lapis, is a famous semi-precious stone that has been used all throughout history. Its deep blue color is rich and vibrant, plus the stone occasionally features inclusions of metallic gold Pyrite or white Calcite. Fun fact, this stone has historically been crushed into powder and then used as a pigment in art and cosmetology! The most famous mining locale for Lapis is in Afghanistan, but Lapis is also found all over the world including Chile, Russia, Canada and the USA. Dry Gulch carries many beautiful cuts, colors and shapes of this pretty stone; use it to bring a little piece of natural beauty to your next project!All photos have been taken indoors with daylight, but as always, computer and mobile screens display colors differently.