The reverse side of a watch case that lies against the skin. Affixed to the case back with four rivets, the iconic Shinola case back plate displays manufacturing information, such as a laser-etched se [..]

Also referred to as a “hair spring” because of its thinness, the balance spring swings the balance wheel back and forth to regulate accurate time in a mechanical watch.

Similar to a pendulum, the balance wheel in a mechanical watch oscillates at a steady pace to divide and regulate time in even units. The balance wheel is moved by the mainspring at its center, and dr [..]

The cylinder that holds the watches mainspring. The barrel uses a toothed rim to drive the train. Some watches feature double barrels to maximize power reserves.

The ring (often made of steel) that encircles the watch face and secures the crystal to the watch. Some bezels provide additional function. See “Turning Top-ring Bezel.”

The ring that surrounds the watch dial, often referred to as a “rotating bezel,” a bi-directional rotationg bezel is turned clockwise or counter clockwise to track elapsed time and to make mathematica [..]

A metal watchband with removable links for sizing.

Mounts fixed to the main plate that form the frame of the watch movement.

The calendar is a complication that shows the date, and sometimes the days and months the year. Less common perpetual calendars account for varying month lengths and leap year cycles.

Sometimes spelled “calibre,” a caliber is a letter and number combination code that typically denotes the manufacturer and movement type of a watch.