Scaled 50% in X and Y only then print in 2 colors with the new PrusaSlicer.
Used these PLA:
https://amzn.to/2IcWpLi <- ERYONE Copper Silk
https://amzn.to/2EQNBK1 <- Hatchbox Black PLA
Printed @ 150 um layer height with color split @ ~ 1mm
The author hasn't provided the model origin yet.