Some jewellery, Particularly vintage or handcrafted items, might not bear any obvious markings. However, it's a good idea to refer to with knowledgeable jeweler or appraiser to assess the piece’s benefit and assure its excellent. It is probably not suitable to other kinds of jewelry, like gold or diamond pieces. https://felixmgjhz.imblogs.net/86554438/the-2-minute-rule-for-jp88