This medallion is another 3D object (after http://www.thingiverse.com/thing:2215995 andhttp://www.thingiverse.com/thing:2215995 ) done entirley within inkscape. Technical details see https://github.com/fablabnbg/inkscape-paths2openscad

This features multiple new tricks added in the todays release of the inkscape-path2openscad extension: Individual height, raised objects, group inheritance, and subtractive objects (kind of anti-matter).

Printed on a Tronxy-xy100 with 0.2mm in PLA.