1- Send me a message if you want to change the size
2- metal weight in gold 18k is 5.100gr- gold 14k is 4.200gr and in silver 925 is 3.400 gr
3- ring size in European style is 52
4- ring size in USA style is 6.25
5- Preferred metals are gold and silver
6- File is checked for errors by Magics software is ready to grow on a 3d printer
7- Important information is available in the photos(gem size)