JP on a hoop is a trademark and this stamp is used by a famed jewellery organization named Jack Pilatowicz. Jack founded his enterprise in 2007 in Brisbane, Australia, just after 20 years of expertise during the jewelry manufacturing marketplace. Hence, if a hoop has N 925 Cn stamped on https://felixwhsdm.fireblogz.com/68116270/not-known-facts-about-jp88