JP on a hoop is a trademark and this stamp is used by a famed jewellery corporation named Jack Pilatowicz. Jack Started his firm in 2007 in Brisbane, Australia, soon after 20 years of experience during the jewelry production industry. In some cases, “JP” might stand for A different region https://casper77-menang-berapapun70134.bloggerchest.com/36839827/the-fact-about-jp88-that-no-one-is-suggesting