Frankly I don't know if these were produced by AP directly. I believe that DORGENTO derives from Argento which is silver. Now All these Meapi Dorgento have a silver sleeve and my personal opinion is that on AP lighter they mounted their cover.
Old table cigar lighter from the UK. The one on the left is from Birmingham from 1910. The one on the right is from London from 1891. The silver maker was Heath & Middleton
Made by Henry W. Maybaum, Philadelphia, USA, ca. 1891