Inner diameter: Approximately 16 cm Bead size: Approximately 8mm - 8.4mm Please allow for some margin of error. This bracelet features beautiful, highly transparent crystal with inclusions of rutile, garden quartz, and limonite. Although the beads are small, the varying inclusions make this bracelet fun to observe. As this is a natural stone product, there may be cracks, inclusions, natural indentations, black spots, color unevenness, and minor scratches. Natural stone Natural stone bracelet Designer bracelet Rutile quartz Garden quartz Limonite in quartz Power stone