IBM's standard-issue wall clock was ubiquitous on the walls of schools and offices throughout much of the 20th century. It's a perfect example of everyday design that goes unnoticed yet is imprinted in our cultural memory bank.

IBM recently partnered with Schoolhouse Electric & Supply Co. to bring back the clock with all its original subtleties intact, including its spun steel case and domed glass lens. But nostalgia apparently fetches a hefty price—you can purchase one direct from School House Electric for $235. [Vimeo via Boing Boing]