wristwatchwatchesdigital watchwristwatcheswrist watchluxury watchwatch casedigital watcheswrist watchesdial
A watch is a timepiece intended to be carried or worn by a person.wikipedia
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tritiumself-powered lightingtritium illumination
Nowadays, tritium is used in specialized watches, e.g., for military purposes (See Tritium illumination).
These light sources are most often seen as "permanent" illumination for the hands of wristwatches intended for diving, nighttime, or combat use.
Omega Speedmaster Professional
The Omega Speedmaster Professional was selected by NASA, the U.S space agency and it is mostly known thanks to astronaut Buzz Aldrin who wore it during the moon landing, 1969.
Omega Speedmaster is a line of chronograph wristwatches produced by Omega SA.
PobedaRussian watches Pobeda
The first ever watch to be sent into space was a Russian "Pobeda" watch from the Petrodvorets Watch Factory.
Pobeda (Победа, Victory) is a Russian brand of wrist-watches owned by the Petrodvorets Watch Factory "Raketa".
With a 23 jewel movement and manual winding (43 hours), it was a modified Russian version of the Swiss Valjoux 7734 of the early 1970s.
Valjoux (for Vallée de Joux, "Joux Valley") is a Swiss manufacturer of mechanical watch movements.
HeuerTAG Heuer WatchAristo
Heuer became the first Swiss watch in space thanks to a Heuer Stopwatch, worn by John Glenn in 1962 when he piloted the Friendship 7 on the first manned U.S. orbital mission.
TAG Heuer S.A. is a Swiss luxury manufacturing company that designs, manufactures and markets watches and fashion accessories, as well as eyewear and mobile phones manufactured under license by other companies and carrying the Tag Heuer brand name.
First World WarGreat WarFirst
The impact of the First World War dramatically shifted public perceptions on the propriety of the man's wristwatch and opened up a mass market in the postwar era.
The war contributed to the evolution of the wristwatch from women's jewellery to a practical everyday item, replacing the pocketwatch, which requires a free hand to operate.
First Moscow Watch Factory1st Moscow Watch FactoryFirst Moscow Factory
The Shturmanskie was manufactured at the First Moscow Factory.
Poljot (Полёт, literally meaning "flight"), is a brand of Soviet/Russian wristwatches, produced since 1964 by the First Moscow Watch Factory (Первый Московский Часовой Завод, ПМЧЗ, Perviy Moskovskiy Chasovoy Zavod). The flagship brand of the USSR's watch industry, Poljot produced numerous historical watches used in many important space missions, including the world's first space watch worn by Yuri Gagarin.
24-hour analogue dial24-hour watch24 hour analog dial
The Breitling Navitimer Cosmonaute was designed with a 24-hour analog dial to avoid confusion between AM and PM, which are meaningless in space.
Clocks and watches with a 24-hour analog dial have an hour hand that makes one complete revolution, 360°, in a day (24 hours per revolution).
dive watchdiver's watchdiving watches
These watches are sometimes called diving watches when they are suitable for scuba diving or saturation diving.
A diving watch, also commonly referred to as a diver's or dive watch, is a watch designed for underwater diving that features, as a minimum, a water resistance greater than 10 atm, the equivalent of 100 m. The typical diver's watch will have a water resistance of around 200 to 300 m, though modern technology allows the creation of diving watches that can go much deeper.
CasioCasio G-Shock Mudman wristwatchMudman
The Casio G-Shock DW-5600C and 5600E, DW 6900, and DW 5900 are Flight-Qualified for NASA space travel.
G-Shock is a line of watches manufactured by Casio, designed to resist mechanical shock and vibration.
Tritium was used as a replacement, since the radiation it produces has such low energy that it cannot penetrate a watch glass.
This radioluminescence is used in self-powered lighting devices called betalights, which are used for night illumination of firearm sights, watches, exit signs, map lights, knives and a variety of other devices.
List of watch manufacturers
Names in this list must have an existing article which is about the watch brand or watchmaker.
water resistancewater resistantWater resistant watch
None of the tests defined by ISO 2281 for the Water Resistant mark are suitable to qualify a watch for scuba diving.
Water Resistant is a common mark stamped on the back of wrist watches to indicate how well a watch is sealed against the ingress of water.
swatchesMercedes SwatchSwatch the Club
Electronic sports watches, combining timekeeping with GPS and/or activity tracking, address the general fitness market and have the potential for commercial success (Garmin forerunner, Garmin Vivofit, Epson, announced model of Swatch Touch series ).
Swatch was originally intended to re-capture entry level market share lost by Swiss manufacturers during the quartz crisis and the subsequent growth of Japanese companies such as Seiko and Citizen in the 1960s and 1970s, and to re-popularize analog watches at a time when digital watches had achieved wide popularity.
LancasterLancaster, PALancaster City
The first electrically powered watch, the Hamilton Electric 500, was released in 1957 by the Hamilton Watch Company of Lancaster, Pennsylvania.
The first battery-powered watch, the Hamilton Electric 500, was released in 1957 by the Hamilton Watch Company.
Some dress watches have a cabochon on the crown and many women's dress watches have faceted gemstones on the face, bezel, or bracelet.
Modern bezel settings typically use a band of metal containing a groove and a flange (i.e. projecting lip) to hold a watch crystal or gemstone in its setting.
Braille watches have analog displays with raised bumps around the face to allow blind users to tell the time.
A braille watch is a portable timepiece used by the blind or visually impaired to tell time.
There is a traditional method by which an analog watch can be used to locate north and south.
An analog watch (American) or analogue watch (UK and Commonwealth) is a watch whose display is not digital but rather analog with a traditional clock face.
In 1970, 18 manufacturers exhibited production versions of the beta 21 wristwatch, including the Omega Electroquartz as well as Patek Philippe, Rolex Oysterquartz and Piaget.
By the end of the 1970s and into the early 1980s the industry had made such advances in quartz watch technology that Omega were producing 18-carat models which were less than 2mm thick (the dinosaur) which were accurate to 5 seconds per month, as shown in the attached image of watches, which is a stark demonstration of how far quartz technology watches had progressed in less than a decade.
A coin watch or medal watch comprises a watch inserted into a coin or medal.
Basel Watch FairBasel FairBasel Watch and Jewellery Fair
At BaselWorld, 2008, Seiko announced the creation of the first watch ever designed specifically for a space walk, Spring Drive Spacewalk.
Baselworld Watch and Jewellery Show is a trade show of the international watch and jewellery industry, organized each spring in the city of Basel, Switzerland, at Messe Basel.
radioluminescent paintfluorescent paintphosphorescent paint
Mechanical watches often have luminous paint on their hands and hour marks.
Tritium light sources are most often seen as "permanent" illumination for the hands of wristwatches intended for diving, nighttime, or tactical use.
Tissot, a Swiss luxury watchmaker, makes the Silen-T wristwatch with a touch-sensitive face that vibrates to help the user to tell time eyes-free.
dress clothesbusiness attireinformal attire
Traditionally, men's dress watches appropriate for informal (business), semi-formal, and formal attire are gold, thin, simple, and plain, but increasingly rugged, complicated, or sports watches are considered by some to be acceptable for such attire.
Custom shirts, hand-made leather shoes, fine cuff links and expensive watches may indicate wealth, and in certain professions may effectively amount to a "dress code" (e.g., in investment banking).
A chronograph is a watch with an added duration timer, often a stopwatch complication (as explained above), while a chronometer watch is a timepiece that has met an industry standard test for performance under pre-defined conditions: a chronometer is a high quality mechanical or a thermo-compensated movement that has been tested and certified to operate within a certain standard of accuracy by the COSC (Contrôle Officiel Suisse des Chronomètres).
Radio clocks, radio controlled watches, and atomic clocks have made mechanical clock-chronometers obsolete for time standards used scientifically and/or industrially.