Maltese gold cross with gemstones 1.2 and 1.5mm size.
Possible to remove prongs in .max or .obj or .fbx file and use that hollow for enamel filling.
Designed for 3d Printing.
STL files have sharp edges for jeweler fine work.
All gemstones enlarged to 5-10% for shrinking.
All specs and dimensions for cross can be found on last image.
Do not forget you always can negotiate final price.