Onyx is a very powerful stone for warding off evil, strengthening the spirit, and improving success luck. Freshwater Pearl: Mental stability, strong protective power, promotes growth - Color: Black系 - Material: Natural stone: Onyx, freshwater pearl, crystal - Shape: Stretch type - Onyx 12mm beads, others 8mm beads Inner circumference approximately 15.8cm. Please allow for slight variations. This is a general women's size. Although it is a stretch type, please measure your wrist circumference before purchasing. Also, size adjustments may be possible for 300 yen if there are extra stones, so please consult in the comments before purchasing. The color in the photos may look slightly different depending on the lighting. Color... Black系 Material... Natural stone Bracelet/Bangle... Bracelet Stone material... Onyx