Algot Enevoldsen, the father of PANDORA, is thought because of the initials ALE, and 50 represents the level of silver Employed in the jewelry. HK is a trademark that stands for Harriet Kelsall. They style and supply jewelry all around the British isles also to other sites also.  Can “JP” https://daltoncegcs.pages10.com/the-ultimate-guide-to-jp88-72322391