This is designed for 3D printing and for CNC. If milling with a CNC, all you need is a 45 degree V bit.

The bottom is flat, but you could cut your logo into the bottom so that it would show when crowned.

In addition to the basic single checker there are two nests of checkers. The twelve.stl will fit in the 7" X 7" area of a Prusa Mini. The thirteen.stl is designed for CNC and will carve 13 pieces out of an 8" X 8" board planed to 8mm thick.