The mystery "Berber" sabres are one of my favorite topics. I have one in my possession with a rather puzzling Spanish motto "Para Los Valientes Dominicanos" ("For The Brave Dominicans"), which we discussed here:
Berber? Sword with Spanish Motto
I am not sure whether we reached a conclusion regarding the origin of these - there were convincing suggestions that these may actually come from Central America. If so, this puts them right in Jack Sparrow's part of the world
.