Every 12 hours, the stepper motor moves a lever and slowly stops the pendulum over the course of a dozen or so seconds, silencing the clock movement. Twelve hours later, the motor turns again ...

The 18th-century horologist John Harrison claimed that he could make the world's most accurate pendulum clock, but his methods were scorned for hundreds of years—until someone proved him right.

Although the clock isn’t functional in the traditional sense, it offers plenty of visual appeal with its rotating elements, decorative gears, and moving parts, giving it a unique charm.

The 1925 banjo-shaped clock had not worked for eight years when the owner brought it to Don Christo. Now, tick follows tock and the clock's pendulum lazily swings in time.