YSADES
nice design..
Model created in Zbrush. It is watertight and ready for printing/milling. Although there are some slight undercuts, it was created with molding and casting in mind.
Inlcudes a 750k polygon, decimated STL and a 3 Mil, quad topology OBJ.
Nominal size (although easily adjustable in any 3D software) is:
25 mm wide/ 19.4mm tall / 7.2mm deep/ volume: 0.94 cm3