Gorgeous, brilliant thick amber-colored vintage glass disks (20mm), long black agate twists, matte Carnelian 12mm rounds make a stunning necklace, finished with an especially lovely gold fill leaf clasp. 17 inches.I use millimeter measurements for the beads, because that’s how they’re made and sold, inches for the lengths of the finished pieces. 25 mm = 1 inch.All of my jewelry is handmade and one of a kind. If you are at all dissatisfied, you may return it for a full refund. Special requests welcomed. Please take a look at my store!