Maker’s mark databases: On-line means and databases normally compile and document maker’s marks employed by jewelers around the world. HK is usually a trademark that stands for Harriet Kelsall. They design and style and supply jewellery all around the British isles also to other areas at the same time.  This article https://casper77-situs-slot-onlin80123.bloggin-ads.com/59900253/the-basic-principles-of-jp88