16" to 18" adjustable length Sea Glass, Blue Topaz, Biwa Pearl and sterling silver necklace. The centerpiece measures around 1-1/4" tall by 1" wide at the max points and the necklace is mid weight. The color and shape of the glass as well as the exact measurements of the centerpiece may vary slightly from the sample photos with each necklace. Each necklace includes a card about Sea Glass, Blue Topaz and Pearl and comes packaged in a jewelry box.