Rolex Glossary of Watch Parts & Terminology

Case - the "body" of the watch. It contains the movement and is attached to the band on its extremes.

Dial - the face of the watch on which the hands and hour markers are put on.

Automatic Watch Winders

Hands - the hour hand, miniature hand, and second hand that keeps time.

Rolex Glossary of Watch Parts & Terminology

Crown - the round-shaped winder that allows one to adjust the time, day, date, and movement.

Crystal - the glass that covers the dial. It comes in either a sapphire or plastic crystal.

Bezel - the round, outer-ring that seals the case.

Lugs - the two pointed edges that attach to the anklet on both top and lowest ends of the case.

Bracelet - or the band, is the piece that wraps around the wrist. It is ordinarily made of stainless steel or gold.

End Piece - the small metal piece that allows the anklet to be attached to the case.

Spring Bar - a pushpin that holds the anklet together.

Link - each "link" makes up the anklet and can be removed or added to fit one's wrist.

Aftermarket Rolex Parts - non-Rolex made parts that do not display counterfeit Rolex logos or hallmarks.

Arbor - the axle that a gear rides on.

Baguette - ladies style watch featuring a thin rectangular or oval shape.

Balance Spring - controls the swing of the balance.

Bubbleback - expression used to relate the early Rolex Perpetual models, due to the thickness of the case used to house the oversized movement.

Chronograph - in increasing to conveying approved time, it also performs a time measuring function such as a stop watch.

Divers' prolongation - a hinged prolongation within the watch's bracelet, which allows the anklet to be lengthened, to fit the divers' wet suit.

Quick Set - this highlight allows the date to be rapidly set via the winding crown, without having the hour hand pass the 12 o'clock position.

Concealed Clasp - the clasp buckle is concealed under the bracelet's links, appearing to have a continuous flowing bracelet.

Hallmark - a mark or stamp indicating the Syn. Clearness of the metal, or the date, and/or country of import.

Mainspring - the important spring of a watch that supplies the force of appeal to the gear trains.

Perpetual Movement - other term for an automatic or self-winding movement, this movement causes a weight inside the watch to rotate backwards and forwards, thus retention it in constant tension.

Serial amount - an identification amount of a watch, ordinarily engraved between the lugs, this amount can often be used to date the output of the watch.

Sweeping Movement - refers to the movement of the second hand fast 'ticking' at practically 5-8 times per second, thus giving the illusion of sweeping.

Automatic Watch Winders