[shiura]’s Hollow Clock 3 is a fantastic 3D printed take on a clock movement that uses a hidden mechanism to pull off its unusual operation. The Hollow Clock has no face, just an open space with ...

[Matthew] designed motor pin replacements specifically for Sunbeam electric movements, the relatively inexpensive alternative that graced many a mid-century household clock. He only had the ...

That was the price of the clock, by the way ... and their prominent place in watchmaking history. The tourbillon movement was ...