JP on a hoop is a hallmark which stamp is used by a popular jewellery business named Jack Pilatowicz. Jack Launched his company in 2007 in Brisbane, Australia, soon after twenty years of experience within the jewelry production field. S925 ALE 54 refers to a world conventional for sterling silver https://archergkuip.ka-blogs.com/89985055/the-2-minute-rule-for-jp88