Dimensional data, the allowable error of manual measurement. Ring: available in sizes 6-12 Size 6: internal diameter is about 16mm Size 7: internal diameter is about 17mm Size 8: internal diameter is about 18mm Size 9: internal diameter about 19mm Size 10: internal diameter is about 20 mm Size 11: internal diameter about 21mm Size 12: internal diameter is about 22mm The length of the bracelet is 15cm+5cm (extended chain), the width of the pendant is about 1.6cm, and the weight is about 18 grams. OPP independent packaging Necklace length is about 50cm+5cm, pendant diameter is about 2cm, weight 10 is about 10 grams, OPP independent packaging The total length of the earrings is about 4.5cm, the diameter of the pendant is about 1.6cm, and the pair weighs about 12 grams. Opp individually packaged