Sandglass is a Korean drama dealing with South Korea's politically turbulent recent past, airing on SBS in 1995. The drama lasted 24 episodes, and is one of the highest-rated dramas in Korean history.

timepiece in which the passage of time is indicated by the flow of sand from one transparent container to another through a narrow passage

A glass device measuring time by the flow of sand through a narrow channel between two larger chambers.

An instrument for measuring time by the running of sand. See Hourglass.