I have a lathe and CNC machine and want to make a clock from scratch out of brass. Do you have a specific design you can recommend? What additional items do I n

I have a lathe and CNC machine and want to make a clock from scratch out of brass. Do you have a specific design you can recommend? What additional items do I need (I assume an indexing wheel for the gears)? I know of clickspring, was looking for something a little bit simpler.