COUSIN-Jewelry Basics: Rondelle Beads. Making your own custom jewelry pieces is easy when you have beautiful component pieces to inspire you! The Jewelry Basics collection of beads can be mixed and matched in countless ways to create fantastic necklaces, bracelets, earrings, and matching sets. The beads are available in a wide range of styles, colors, and sizes so finding something that fits your style is a snap. This package contains forty-four rondelle beads in two coordinating colors. Each bead is approximately 3/16 inch in diameter. Imported.