Can “JP” also stand for another nation? Though “JP” typically means Japan in jewellery marks, it is crucial to look at the overall context and also other markings around the piece. The indicating of “JP 88” can vary according to the jeweler, place of origin, and specific marking method utilised. https://casper77-situs-game-onlin01234.madmouseblog.com/17483072/getting-my-jp88-to-work