TK316 is short for TUSK Chrome steel, which indicated that the jewelry will remain stainless and you should have no problems cleansing it. The which means of “JP 88” can vary dependant upon the jeweler, place of origin, and distinct marking program utilized. TK316 is brief for TUSK Stainless Steel, https://elliottwlcre.atualblog.com/43330543/a-secret-weapon-for-jp88