JP on a hoop is an indicator and this stamp is used by a famous jewellery organization named Jack Pilatowicz. Jack Established his organization in 2007 in Brisbane, Australia, after twenty years of expertise while in the jewellery production industry. A ring With all the letters MIZPAH etched on it https://rylanobpco.blogsvila.com/37171989/how-jp88-can-save-you-time-stress-and-money