The gold plated charm is 20m x 21mm with an antiqued finish. It has a delicate 14K gold fill chain with a gold fill clasp in back. Shown here in 17" length. Also available in silver and found here: https://www.etsy.com/listing/268534721/bird-necklace-bird-pendant-silver-bird?ref=shop_home_active_12&pro=1&frs=1 *If you are unsure of the length you need, or would like to wear this item at different lengths, we now offer an adjustable length option! You can add an adjustable end to your necklace using this link: https://www.etsy.com/listing/791277751/necklace-extension-added-to-your Visit my website: www.jadedsb.com All items are gift wrapped and shipped without an invoice unless otherwise requested. Please let me know if you would like me to enclose a small card with a message and I will happily do so free of charge! All jewelry is handmade and I guarantee the workmanship and quality of all my products for one year. I use high quality stones and sterling silver or gold filled wire. I guarantee against any tarnishing or breakage for one year on the chain and clasp. However, as the charm on this necklace is only gold plated, it does not qualify for the one year guarantee. Please see my terms and conditions for information on how to request a replacement or repair. RETURNS: I will offer a full refund (minus a 15% restocking fee and any shipping upgrades that were made on your original order) on all non-custom items returned within 7 days of delivery. Items must be in resalable condition, and you must email me within 3 days of receiving the item with return request and invoice number prior to sending the item back. Buyer is responsible for return shipping costs. If the item is not returned in its original condition, the buyer is responsible for any loss in value.