Algot Enevoldsen, The daddy of PANDORA, is known because of the initials ALE, and 50 represents the level of silver used in the jewellery. HK is a trademark that stands for Harriet Kelsall. They structure and supply jewellery everywhere in the UK and also to other sites too.  Can “JP” https://waylonmpfse.snack-blog.com/37095400/the-smart-trick-of-jp88-that-nobody-is-discussing