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Lesson 1 -- Horology History
 
Words in RED will be explained in later lessons.
The English word "clock" comes from the French word "cloche" meaning bell. The Latin for bell is glocio, the Saxon is clugga, the German is glocke and the Chinese is .
Updated on 15 Jul 2013
Year (B.C.)
3500
A sundial clock or a sun clock was first used around this time.
1400
Water clocks were invented in Egypt.
   
Year (A.D.)

723

Two Chinese Men () invented the "Water Power Armillary Sphere" () with the function of telling time.
Actually, It is like an small observatory and "Striking clock". It will tell the time everyQuarter (Drum) and every Shi Chen (Bell) automatically --- one day was divided into 12 Shi Chen or 100 Quarters in the Chinese culture.

It is categorized as the first mechanical clock in the world because it has a part which is similar to an escapement.

1086
A Chinese Man () invented the "Water Power Celestial Globe" () which has all the functions of the "Water Power Armillary Sphere" and can display the current positions of the planets. Water Power Clestial Globe
1335
French, Pierre Le Roy invented the first escapement. He also discovered "Pierre Le Roy's rule", whereby any balance spring has a certain length that makes it isochronous.
1364
Italian, Dondi built a clock with a planetarium for the palace in his native town of Padua in Italy.
1490
German, Peter Hele invented the first mainspring.
1504
German, Peter Hele invented the first portable timepiece.
1581
Italian, Galileo, Astronomer and Physicist, discovered the properties of the pendulum.
1587
Watchmaking industry commenced in Geneva.
1657
Dutch, Huygens, a Physicist, made the first pendulum controlled clock.
1675
Dutch, Huygens invented a flat balance spring for the balance in a watch.
1704
Peter and Jacob Debaufre, along with Nicolas Facio, are the first to use rubies in watch movements.
1735
John Harrison completed the first Marine Timekeeper H1 Marine Timekeeper H1
1770
Abranham-Louis Perrelet invented the pedometer winding system.
1780s
Abranham-Louis Breguet was making perpétuels, with 2 mainsprings wound by an oscillating platinum winding weight.
1787
Levi Hutchins invented the first mechanical alarm clock which could ring only at 4 am.
1801
Abraham Louis Breguet patented the Tourbillon.
1838
Louis Audemars invents stem winding and setting mechanism.
1868
Patek Philippe made the 1st wrist watch.
1871
Aaros Dennison of the International Watch Company ( IWC ) invented the waterproof watchcase.
1872
John Burge designed the Gothic time lock.
1876
Seth E Thomas patented the mechanical wind-up alarm clock that could be set for any time.
1888
Cartier produced a lady's wrist watch with diamond and gold bracelet.
1902
Omega's 1st wrist watch
1910
Longines began wrist watch production.
1914
Eterna made the 1st alarm wrist watch.
1920
Quartz crystal clocks were invented.
1923

John Harwood invented the first Automatic wrist watch. Patent no. 218,487

Rotating bezel to adjust time or perform hand-winding

15 jewels movement

The watch was produced in 1929.

First Automatic Wrist Watch
1925
Patek Philippe produced the 1st perpetual calendar wrist watch.
1927
1st water resistant Rolex Oyster
1930
Tissot developed the 1st anti-magnetic wrist watch.
1949
NIST (National Institute of Standards and Technology) built the first atomic clock, which was based on ammonia (NH3).
1969
Omega Speedmaster landed on the moon.
1970
Hamilton releases the "Pulsar", the first electronic digital watch with L.E.D. .
1972
Longines and Seiko introduce a new type of digital display with the L.C.D. .
1977
The idea of Spring Drive was conceived in 1977 by an engineer at SEIKO EPSON's Suwa plant in Japan.
1989
IWC assembled the Ingeneur which was able to withstand a huge magnetic field of 500,000 A/m.
1999
NIST-F1, an atomic clock which is based on cesium (Cs), works with the accuracy to about one second in 20 million years.
2008
Seiko Spackwalk - designed and built to accompany the first private individual ( Richard Garriott ) to conduct a spacewalk.
2013
Omega introduced an Anti-magnetic Co-axial Seamaster wrist watch which can withstand >15,000 Gauss
   
   
 

I will add more critical information as I find it; however, you can search it by yourself. Enjoy !

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