What is a GMT hand on a watch?
The GMT hand on a watch indicates the GMT time, regardless of your position on Earth. GMT is short for Greenwich Mean Time. Most GMT watches allow setting the GMT hand to your home time zone to keep track of it when traveling.
Vibrations per second
What is considered a VPH in a watch?
VPH is short for Vibration Per Hours and refers to the number of semi-oscillations of the balance spring. This translates directly to the number of times the seconds hand ticks every second.
How many VPH is 4 Hz?
4 Hz is 28,800 VPH. 4 Hz translates to 8 semi-oscillations of the balance spring. 8 times 3600 (the number of seconds in an hour) gives 28,800 VPH.
How many VPH is 3 Hz?
3 Hz is 21,600 VPH. 3 Hz translates to 6 semi-oscillations of the balance spring. 6 times 3600 (the number of seconds in an hour) gives 21,600 VPH.
How many vibrations per second has a Rolex watch?
All modern Rolex watches have a movement operating at 28,800 vibrations per hour. This translates to 8 ticks of the seconds hand every second.
How many vibrations per second has a Seiko Hi Beat watch?
A Seiko Hi Beat watch has a movement operating at 36,000 vibrations per hour. This translates to 10 ticks of the seconds hands every second. This movement is only found in Grand Seiko watches.
What does WIS mean?
Mean is short for Watch Idiot Savant. Idiot Savant comes from French and means Learned Idiot. It’s a way to describe a watch enthusiast that knows more about watches than the man on the street, yet knows that he still doesn’t know much about watches after all.
What is the meaning of F71?
F71 is the affordable watches forum on WatchUSeek forums. The name comes from the reference in the forum URL. Check the affordable watches forums of WatchUSeek.
What is flecto?
Flecto means reflection. It’s a hashtag used on social media to tag pictures of light reflections on watch crystals. The best way to achieve flecto is to take a picture of a watch in a car, or at home at around 1 m of a window.