From classic 19th century regulator clocks to funky 'sunburst' shapes popular in the '60s, certain vintage and antique clocks are worth thousands today.

Vintage clocks gathering dust in the attic could score you some serious extra cash. This list features antique pieces that may be worth a small fortune.

Ordinarily, the chamber of atoms at the heart of an optical clock might be a meter across. The new mini optical clock uses an atom chamber a mere 3 millimeters across mounted on a silicon chip. “I was ...