This is a 1997 Pelikan M111 “1931 Originals of Their Times” Limited Edition! The number is 0537/1931. It is a piston-filler in 18K Solid Gold with alternating Barley and Plain panels. The cap is black cap with 18K bands. Visualated barrel. 18C fine nib, with gold-filled clip. New-old-stock. Mint in original box with papers, and white outer box. Very rare!