Natural Smoky Quartz Nuggets Beads Rough Raw Brown Crystal Stone Beads Center Drilled Supplies for jewelry making A 15 inch Strand has about 15-20 Beads.The beads vary in size but range between 15 to 28mm (varies) These are all natural and vary. Photos are representing items from lots. Colors can vary from lot to lot. Sizes can minimal vary too. Normally, It will took about 10-15 days delivery for United states,and 15-20 days for any other countries. For any reason, if you are not satisfied with our product, you may return your order within 14 days from the date of shipment received.