Watch Glossary
1676 horological terms explained
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Electrocardiogram (ECG) Electrode ArrayComplications
Dual-point electrical contact sensors measuring heart rhythm directly from wrist
Electrocardiogram (ECG) ModuleComplications
Integrated cardiac rhythm sensor for health monitoring in advanced smartwatches
Elevation Gain AccumulatorComplications
Barometric pressure sensor calculating vertical ascent during hiking and stair climbing
Environmental Light Spectrum AnalyzerComplications
RGB sensor detecting circadian disruption and adjusting display brightness/color temperature accordingly
Equation MarchanteComplications
Moving hour hand that varies in speed to track the equation of time throughout the year.
Equation of TimeComplications
Shows the difference between mean solar time and apparent solar time, ranging from -14 to +16 minutes.
Equation of Time Cam ProfileComplications
Precisely contoured mechanical cam encoding solar-sidereal time differential throughout year