Inner circumference: Approximately 15.5cm, with some variation. * If you wish to change the size (up to 17cm free of charge), please let me know after purchase. Aquamarine (tube-shaped) Button-cut crystal quartz Peridot 4mm Rose quartz 6mm Iolite 4mm Aquamarine 6.5mm Lavender amethyst 6mm Amethyst 8mm Lavender amethyst 8.5mm Double strand of nylon elastic cord * The knots in the elastic cord are not secured with adhesive. If a knot comes loose, gently pull it back in from the opposite side of the stone. The stones may have small scratches, inclusions, color variations, imperfections, and natural cracks. This is handmade by an amateur, so please refrain from purchasing if you are looking for perfection. 22