Thank you for viewing. This is a natural stone bracelet combining amethyst, strawberry quartz, super seven, andesine, crystal quartz, and more. The center and back amethyst are approximately 8mm, The purple super seven on the center sides and back sides are approximately 6.5mm, The strawberry quartz on the sides and back sides are approximately 6mm, The andesine (clear color) on the back sides and sides are approximately 5.2mm, The round crystal quartz on the sides are approximately 6mm. The inner diameter of the bracelet is approximately 16cm to 16.5cm. *Please note that there may be some errors due to amateur measurements. We try to photograph the item to reflect the actual colors as closely as possible. Please understand that the appearance may vary slightly depending on your device. There may be natural stone characteristics such as inclusions, cracks, chips, dents, black spots, and discoloration, as well as slight variations in size and weight. Please understand. Please refrain from purchasing if you suspect it is a fake, are overly concerned with minor details, or are seeking perfection. To prevent substitution, we cannot accept returns or refunds for reasons such as size differences or differences in image after purchase. Please purchase with your understanding. Size adjustments are possible. If the inner diameter is made smaller, the remaining beads will be separated into a small bag and packaged with the bracelet. If the size is increased, crystal quartz will be added for adjustment. The photos represent the current condition of the item, so please be sure to check them carefully before purchasing. Silent purchase is possible. If you have any questions, please ask before purchasing. High quality, purple, transparency, colorful