signet ring with gem one carat 3D print model

signet ring with gem . american size 10.5 (diameter 20.5mm) 14k gold weith 15.5 gr. gem-6.5 mm. There 3dm file for editing and stl for printing. You can see the dimensions of the model on one of the photos presented here. 90% of my 3d models have been checked: made wax and finished product in gold or silver . High polygonal model.Made in program Matrix+Rhinoceros . Model was checked and fixed in program Materialise Magics .Ready for the print. Mesh: vertex count = 246993 facet count = 270200