Preciosa Crystal 6mm Round pearls, Cream color. These beads are about 6mm in diameter, and the hole size is approximately 0.8mm. These beads are also often called a Nacre Pearl. Beads have a crystal core and are finished with several coats of nacre. They are highly resistant to UV radiation, abrasion and to alcohol based perfumes. Sold on a temporary string of 21 beads.