JP on a ring is an indicator and this stamp is employed by a well-known jewellery organization named Jack Pilatowicz. Jack Established his business in 2007 in Brisbane, Australia, just after 20 years of expertise during the jewelry production field. If a ring has P4SR prepared on it, it means https://garrettjpacp.luwebs.com/37740274/5-essential-elements-for-jp88