Rolex watch with water-resistant case.
Literally "paved with", dial with precious stones.
Calendar mechanism with display, which automatically corrects for long and short months and leap years.
Precious silver-white metal heavier than gold and used for cases and bracelets in expensive models.
Repeating mechanism that sounds hours and quarter hours.
Rock crystal of silicon dioxide that can be made to oscillate by electronic switching. Maintains constant frequency. Mostly synthetic crystals are used today.
Very thin sheet of gold is pressed onto another metal, usually double thickness.
Besides Arabic, the most common numerals on watch dials. IIII instead of IV.
In automatic watches, the rotor winds the mainspring. In quartz, it is a permanent rotating magnet in the step-switch motor.
This is in fact, corundum, a synthetic stone and used to reduce wear on certain pivots.
Glasses or crystals, scratch-proof and usually synthetic
A watch is classified shock-resistant when dropped onto a hardwood surface from a height of one metre and it doesn't stop, or its daily rate does not change by more than 60 seconds.
The maker's signature on movement.
The dial of a skeleton has a separate ring with interior cut away, leaving only numerals and exposing the wheels and mechanism of the movement. Back plate is also cut away and fitted with glass.
Watch with a sweep second hand, independent of chronograph hand.
The shaft connecting winding mechanism and crown on outside of case.
Smaller auxiliary dials showing elapsed minutes and running seconds.
A Swiss Federal government ordinance dating to 23 December 1971. Decrees that: (1) this expression can only be featured on a watch and used in connection with its marketing, only if at least 50% of the components, by value, excluding costs of assembly, are of Swiss manufacture; (2) it was assembled in Switzerland and was started and regulated by its manufacturer in Switzerland and; (3) is continuously subject to the legal obligation of technical inspection in Switzerland.
Speedometer or revolution recorder on bezel.
Original patent design by Cartier but today, it is used commonly to refer to a retangular case.
Case shape with wide centre and flat tapered ends.
Breguet invention for nullifying vertical position errors by means of a revolving platform which goes through all such positions, so that they neutralise each other.
Luminous paint for dials, hands and numerals.
A transistor continually switching between two small magnets to regulate smooth running, oscillating 360 times per second. The high frequency gives great precision in time-keeping. Bulova Accutron made the device famous but quartz ousted its popularity.
The expression "waterproof" is illegal in America. Sold as water-resistant, watches must be able to withstand water pressure at a depth of one metre for 30 minutes and thereafter for 90 seconds at 20 metres.
A watch that depicts current time in any chosen city or zone.
Saturday, 29 September 2007
Copies are usually much lighter because of the materials used, e.g. gold-plated brass, nickel, chromium. Cartier watches are set with sapph...
Established in 1830, Baume et Mercier became a sister company of Piaget in the 1960s. Among the few pioneers of traditional Swiss watchmaker...
Poor quality. Improper markings. Absence of an accompanying guarantee card which has been properly executed by an authorised dealer in the...
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