Metal: 24K Yellow Gold. Size&Weight:6mm 0.14-0.18g. 8mm 0.48-0.52g. 10mm 0.75-0.8g. 12mm 0.95-1.1g. 14mm 1.4-1.6g. The picture is enlarge, please check the size detial. Use occasion: You can take it as a gift for your lover, your family, your friend. Test: All of our items, we test them before we get them from factory, when you…