About 17” by 11”. No Key, Weights or pendulum. This was working when is was taken down from the wall. The one side door is missing the top pin that makes the henge, it stays on when close. There are some cracks to the face. Show some age. Condition as seen in photos. I do combine shipping, so visit my other auctions and store for other nice old stuff. Bid early and bid often! 15o