Watch Glossary

Mechanism maintaining consistent power delivery to the movement throughout the mainspring's unwind.

Mechanism maintaining uniform force delivery to regulating organ

Testing procedure confirming constant force mechanism maintains isochronal oscillation.

Energy storage device in constant force escapement maintaining uniform power delivery.

Proportional measurement of constant force pawl contact with ratchet teeth.

Oscillation rate of constant force mechanism maintaining uniform energy delivery to balance wheel.

In-house developed and manufactured caliber by manufacturer

AI algorithm determining user activity and environmental context to optimize power consumption

Balance wheel incorporating copper for temperature compensation

Base caliber upon which additional complications are added

Swiss Official Chronometer Testing Institute certification for precision mechanical movements.

Friction device connecting chronograph to main movement when activated

Fine-tuning mechanism for rate adjustment in movement

Auction house term for hour hand that gradually advances between hour markers rather than jumping.

Cruciform component in escapement connecting to balance wheel

Bridging standard enabling seamless data transfer between smartwatch and smartphone ecosystems

Air viscosity influence on cylinder escapement performance within sealed balance cock cavity.

Standardized measurement procedure for lift clearance between cylinder and escape wheel teeth.

Quantification of backward wheel motion during cylinder escapement lock phase.

Curved surface profile refinement of escape wheel teeth for cylinder escapement efficiency.

Balance wheel with drum-shaped mass distribution design

Standard rounded pivot point between movement components