STYLIZED LION HEADS FOR BRACELET-HOLLOWED 3D print model

1) .Stl and .obj files are attched herewith. 2) The total polygon count of mesh is 0.8 million. 3) Volume of the 3 closed solid is approx 1558 mm3. 4) Mesh is 3d printable and castable with minimum shell thickness of 0.4mm. 5) Gemstones are round of 1.5mm and 1.3mm respectively. 5) Need any help , ready for modification