PD on a hoop usually signifies palladium. Your ring can be palladium-plated if it's PD written around it. HK is often a trademark that stands for Harriet Kelsall. They design and style and provide jewelry all over the British isles and to other sites at the same time.  Can “JP” https://casper77-situs-game-onlin81245.acidblog.net/68011936/the-ultimate-guide-to-jp88