This is a premium-quality Yixin Yaoshi (Medicine Master) Dzi bead bracelet. The beads are meticulously selected from the same material batch to ensure consistent coloration throughout the strand. Each bead features straight, clear, and well-defined white lines, exhibiting excellent craftsmanship. The beads measure 10mm in diameter and are strung into a wearable bracelet. Please note, no certificate of authenticity is provided.