This is a Tiffany's popular Open Heart necklace. It is made of 925 sterling silver. 245-1564-bzx87 This product is authentic, purchased from a brand-name goods buyer affiliated with AACD, a brand-name goods shop holding a secondhand dealer's license, or via a secondhand dealer. Please rest assured. In the unlikely event that there is proof that it is not authentic, we will accept returns, so please contact us without rating the item! ◆Condition Very good condition with no noticeable stains, and there are no problems with use, so you can still use it for a long time. The condition is subjective, and there may be minor scratches in millimeters due to use, so please check the photos. Please understand that this is a used item. ◆Cleaning To allow you to use it immediately upon arrival, we have cleaned it with an ultrasonic cleaner, cleaned it with a cleaner if necessary, and polished it with a polishing agent! ◆Accessories None *The item was only the product when purchased at the auction. The box and bag in the photos are for photography purposes, so please understand and consider this. ◆Size Chain length: Approximately 40cm Top: Approximately 22mm *Please forgive any slight errors due to amateur measurements. ◆Other Notes ・We may delete the listing without notice as we are also listing on other platforms. As the item is one-of-a-kind, please consider purchasing it as soon as possible if you are interested. ・Negotiations for price reduction are welcome. ・I may be slow to respond to questions during the day due to work. ・We cannot respond to claims after a successful bid. Please understand that we do not accept returns to prevent item substitution. Please purchase after fully understanding. ・If there are any stains, we have included them in the photos, but please forgive any oversights. Also, please refrain from purchasing if you are particularly sensitive to the condition. ・Please feel free to ask if you have any questions.