Summary

The bitcoin wall clock consists of two parts. Printed with:

Voxellab Acquila X2
Golden Silk PLA
60°C heated glass plate (coated with hair spray)
205°C nozzle
Room temperature approx. 16°C
No raft, no supports
Cooling fan manually turned off (to prevent warping).

Diameter of the clock is 22cm (maximum I could print).

It is designed for usual radio clockworks like this one:
WWVB HD-1688 i.e. from Amazon, but many others should fit as well.

The digits on the dial are encoded in binary code.