These are gorgeous beads and are super strong weight beads that will stand up to a lot of usage. All in unused conidtion, they measure a nice workable 13mm size and have a gorgeous Spiral Twist design that makes them pop! Beads are 13 mm long with outside diameter of 1.65 MM. The high bidder will receive 45 beads.  Please visit our other auctions for lots of jewelry making goods. thanks