Solid Wood Hnadicrafts Presenting a Nautical Handcrafted Wooden Premium Wall Decor Wooden Clock Ship Wheels. A clock or a timepiece[1] is a device used to measure and indicate time. The clock is one of the oldest human inventions, meeting the need to measure intervals of time shorter than the natural units: the day, the lunar month, year and galactic year. Devices operating on several physical processes have been used over the millennia.