JP on a ring is a hallmark and this stamp is used by a well-known jewelry organization named Jack Pilatowicz. Jack Started his organization in 2007 in Brisbane, Australia, soon after twenty years of expertise inside the jewelry manufacturing market. S925 ALE 54 refers to an international regular for sterling https://casper77situsjudionlinete91245.blogofoto.com/68014829/detailed-notes-on-jp88