Metal weight in gold 18k is 5.200gr- gold 14k is 4.300gr and in silver 925 is 3.400gr

ring size in European style is 54

ring size in USA style is 6.75

Preferred metals are gold and silver

File is checked for errors by Magics software is ready to grow on a 3d printer

Important information is available in the photos(gem size)
Formats:

.3dm
.obj
.mtl
.3ds
.stl