This vintage sonnette is a true beauty for antique enthusiasts. Made entirely out of brass, this item is perfect for those looking for a unique piece to add to their collection. The intricate keyway panel and key identifier make it a great addition to any locksmith's collection as well. This item falls under the categories of locks, latches & keys, architectural antiques, and antiques. Its antique quality is evident in its design and construction, making it a rare find for those interested in antique brass pieces. Don't miss out on the opportunity to add this gem to your collection.