The necklace is made using an 18" silver chain with a clear Swarovski pendant in the center. The size of the pendant is approximately 10.3x10mm. The necklace is adjustable and if you would like it a smaller length please leave a note at the end when you check out. Please note that the Swarovski gemstone is genuine however the chain is not sterling silver. Why not add an extra charm? For extra add on charms please click the link below. https://www.etsy.com/uk/listing/643130377/cz-add-on-charms-cubic-zirconia-charms All items are packed with a free gift bag. All items will be dispatched within 1-3 days, however I will do my best to dispatch all items as soon as possible.