Aventurine: Harmony in the home, fatigue recovery, restful sleep, stable autonomic nerves, kindness - Materials: 8mm Aventurine beads, 8mm Champagne & Snow beads - Inner diameter: Approximately 15.8cm. Please allow for slight variations. This is a standard size for most women. Although it is a stretch type, please measure your wrist circumference before purchasing. Also, size adjustments may be possible for a fee of 300 yen if there are extra stones available. Please consult with us in the comments before purchasing. (Additional stone costs may be required for increasing the size.) The photos are samples. We take great care with the photography, but the appearance may vary slightly depending on the lighting. Natural stones do not have identical patterns, so please purchase only if you understand this. Color: Green系 (Green-based) Material: Natural stone Bracelet/Bangle: Bracelet