Base-12 System: This clock uses the duodecimal (dozenal) system.

• 2 & 3: Rotated 180° (↊, ↋).
• 10: Represented as X (Dek).
• 11: Represented as E (El).

Time is calculated based on the sun's actual position relative to your longitude (Local Apparent Solar Time), converted into 12-hour cycles.