Can “JP” also stand for another country? Although “JP” usually means Japan in jewellery marks, it is important to look at the Over-all context and various markings to the piece. Therefore, if a hoop has N 925 Cn stamped on it, It's a normal sterling silver ring built in China. https://knoxrfrai.wizzardsblog.com/36813481/the-definitive-guide-to-jp88