JP on a hoop is an indicator and this stamp is used by a famous jewellery enterprise named Jack Pilatowicz. Jack Launched his organization in 2007 in Brisbane, Australia, following twenty years of expertise within the jewellery manufacturing field. If a ring has P4SR prepared on it, it implies that https://casper7766766.collectblogs.com/81602372/5-simple-statements-about-jp88-explained