Stunning necklace, choker length for some people. Total length is approximately 18? with a closed functional diameter of approximately 6? the stainless steel sleeves and rings are all 1/4 inch in diameter, the magnetic beads are slightly larger as dark steel grey almost black in color. See pictures for scale. Please note, the stainless steel rings used on these necklaces may have a variation. Some necklaces will have rings that are 1/8 inch thick and some will have double rings that are 1/16 inch thick. See pictures. Brand new stock from a boutique in Cocoa Beach, Florida that had some IRS troubles and had to sell off their inventory! These necklaces are handmade in Greece. High quality fashion jewelry. Each choker retailed for 24.99!