The term 'architectural jewelry' basically means stuff like this. Yes, if can functionally protect the wood around the keyhole. However, it's clearly gorgeous and could be used for human or house jewelry. Made c1890 of cast brass.
Condition: Excellent antique condition. Minimal surface wear commensurate with age.
height: 2 7/8 inches
width: 1 1/8 inches
distance between screw holes: 1 7/8 inches