Pendulum clocks always have it …. the second hand that jumps from one index to the next, completely in time with the pendulum belonging to the clock. The length of a pendulum and thus its frequency determines the number of steps or jumps of the second hand per revolution, i.e. per minute. Long pendulums – few jumps, short pendulums – many jumps.
Wristwatches and especially those with stopwatches, the so-called chronographs, have been an integral part of the Erwin Sattler collection for some time now. After the development and presentation of the extremely exclusive Classica Secunda chronograph (with its functions controlled by a single pusher in the centre of the crown, positioned between the two lower horns of the case), a classic two-pusher chronograph was launched one year later
Planning everyday life according to the lunar calendar is normal for some people. They plan their lives according to the current orientation of the moon and follow different approaches to this way of life. For some this sounds like cosmic hocus-pocus, for others it is a clever way of life.
Towards the end of the 18th century, there was only one type of timepiece that was suitable for showing its owner the correct time both at home and on the road – the pocket watch. Due to its exclusivity, caused by its high price, it was exclusively reserved for the upper class.
As early as the 16th century, renowned astronomers and natural scientists were already studying the peculiarities and behaviour of the pendulum, or what was then called the gravity pendulum. In elaborate experiments and calculations, they came to the conclusion
Erwin Sattlers grandfather, Heinrich sattler, patented already on the 4th of March 1903 a desk or shelf clock with perpetual calendar. The model Opus Perpetual embodies the most modern interpretation of the perpetual calendar in Erwin Sattler’s collection …
“What you can’t buy, you simply have to do it yourself”, was Heinrich Sattlers motto. Erwin Sattlers grandfather was horologist and patented on the 4th of March 1903 a desk or shelf clock with perpetual calendar.