PD on a ring usually signifies palladium. Your ring may be palladium-plated if it's PD published over it. HK is usually a trademark that means Harriet Kelsall. They style and provide jewelry everywhere in the British isles and also to other locations also.  Simply by investigating or handling jewelry, it https://slorgacorhariini91233.blogkoo.com/helping-the-others-realize-the-advantages-of-jp88-56359283