Watch Glossary
1676 horological terms explained
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Barometer ComplicationComplications
Mechanical display showing atmospheric pressure changes, indicating weather patterns or altitude.
Barometric Altitude EngineComplications
Pressure sensor calculating elevation gain for mountaineering and aviation watches
Big DateComplications
Oversized date numerals displayed in one or two windows on the dial for better readability.
Biometric Authentication EngineComplications
Smartwatch security system using fingerprint or facial recognition for app access
Biometric Authentication ModuleComplications
Fingerprint or heart rate sensor for secure smartwatch access control
Blood Glucose Monitoring IntegrationComplications
Optical sensor interface linking to continuous glucose monitor devices via proprietary protocol
Blood Oxygen Saturation (SpO2) SensorComplications
Optical pulse oximetry module measuring arterial oxygen levels continuously
Bracelet-Integrated ChronographComplications
Chronograph pushers integrated into the watch bracelet lugs rather than case sides.