Glossary: B
Watch terms starting with B.
Balance SpringThe fine spring attached to the balance wheel that controls its oscillation and helps determine the movement’s rate.
Balance WheelThe oscillating wheel that acts as the time-regulating element in most mechanical watches.
Bar RatingA watch specification field known as Bar Rating, used to describe or compare a measurable or identifying characteristic of a watch.
Baton MarkersA watch component, material or construction term describing Baton Markers.
Battery LifeA watch specification field known as Battery Life, used to describe or compare a measurable or identifying characteristic of a watch.
Battery ReplacementA watch ownership, maintenance or repair term describing Battery Replacement.
BezelThe ring surrounding the watch crystal; it may be fixed, decorative or rotatable for timing or other functions.