JP on a ring is a hallmark and this stamp is used by a well-known jewelry business named Jack Pilatowicz. Jack founded his company in 2007 in Brisbane, Australia, following 20 years of experience during the jewellery production market. If a hoop has P4SR written on it, it signifies that https://judahmvyho.ttblogs.com/16691175/facts-about-jp88-revealed