TK316 is short for TUSK Stainless Steel, which indicated that your jewellery will remain stainless and you'll have no hassle cleaning it. The meaning of “JP 88” will vary according to the jeweler, nation of origin, and particular marking system made use of. TK316 is short for TUSK Stainless Steel, https://slot-gacor41740.life3dblog.com/35690196/jp88-for-dummies