10k refers to 10 karats of gold, almost certainly the cheapest gold alloy used in jewellery. It contains the least amount of gold, that's why appearing as pale yellow in coloration. M on a ring denotes Milor, who's an Italian silver jewelry manufacturer. 925 means that the jewelry is made https://casper77-deposit-tanpa-po23345.newbigblog.com/43252138/top-guidelines-of-jp88