The Amazing Spider-Man #349 (1991)
“Man of Steal!”
Writer: David Michelinie
Artist: Erik Larsen
The Black Fox steals a diamond that’s about to be unveiled by Raymond Trask. Spider-Man finds him but is duped into letting him go in exchange for the diamond. The diamond he gave Spider-Man is a fake and Spider-Man goes to find him again via spider tracer. Eventually Spider-Man has him cornered, but then Dr. Doom arrives.