Commonly used in medieval times to mark the passage of hours. Reflects societal structures that revolved around time management. Illustrates historical significance of time in governance and society.

Represents transformation and cycles of life. Used to denote processes of change and self-awareness. [Alchemical] Correlates to the fundamental transformations sought in alchemical traditions.

In traditional Chinese thought, time is cyclical, akin to the hourglass’s flowing sand. Philosophical discussions of time in relation to destiny. [Chinese] Integrates holistic understanding of life cycles.