It's a double sided ONI UNSC coin from the Halo series.
3D PRINTING SETTINGS
The model is tested in "Cura" for printing with plastic filament.
With the following parameters for PLA:
Layer height 0.12mm
Wall thickness 1.32mm
Wall line count 3
Filling density 15%
Grid pattern
Extrusion temperature 200°C
Plate temperature 60°C
Printing speed 50mm/s
Wall speed 25mm/s
Type of adhesion
raft
The author marked this model as their own original creation.