JP on a hoop is a trademark which stamp is used by a famous jewelry firm named Jack Pilatowicz. Jack Launched his company in 2007 in Brisbane, Australia, following 20 years of expertise within the jewelry production field. S925 ALE 54 refers to a global common for sterling silver jewellery, https://nagaslot20864.blogdemls.com/36745325/getting-my-jp88-to-work