Yes, at a minimum, I take the second look on the key variety dates/mints. Your 1909S reminded me of a coin I found with my $49.99 Radio Shack metal detector purchased with my paper route proceeds -
Found 10" deep in wet sand at the waterline, Hyannis MA, 1981.

Found 10" deep in wet sand at the waterline, Hyannis MA, 1981.


























