PD on a hoop generally represents palladium. Your ring may very well be palladium-plated if it's PD composed over it. HK is usually a trademark that means Harriet Kelsall. They style and supply jewellery all over the British isles and to other locations in addition.  By simply taking a look https://lorenzoywlry.blogunok.com/37162225/5-tips-about-jp88-you-can-use-today