JP on a ring is an indicator which stamp is used by a famous jewellery corporation named Jack Pilatowicz. Jack Started his company in 2007 in Brisbane, Australia, after twenty years of expertise in the jewellery manufacturing field. If a hoop has P4SR created on it, it signifies that it https://mariotclvd.blogitright.com/37149710/jp88-things-to-know-before-you-buy