Cool bat-like winged belt / sash buckle 
RARE Gothic piece
Black faceted glass center stone
Dates to the Victorian or Edwardian Era-1900-1925
Metal construction , probably a copper alloy that was deliberately darkened.
Probably European
Measures 3 inches 
Excellent condition for its age
Unsure about country of origin
Bram Stoker wrote Dracula in 1897 and the Victorians and Edwardians were fascinated with vampires 

Please feel free to message me with any questions or if you would like to discuss it or see more photos. I ship everything in boxes-no mailers as I want your purchase to arrive safely. Thank you, Ann