Dewitt
In 2006, DeWitt produced a timepiece that included probably the most elegant solutions to the continual force conundrum in watch making. The remedy ended up being to insert a method in between the mainspring along with the hairspring that might absorb the power from the mainspring ever second and then re-distribute it to the escapement once every 10-seconds.
A year ago DeWitt released an update which allows the timepiece to possess reliable power-reserve indicator. This system is made of miniature chain, each hand-crafted), which uses an intermediate wheel to activate the power reserve indicator. If the pointer is inside the red zone, the power-reserve is incredibly low. If it is in the green zone, the watch is well wound. This kind of new watch is available in a 43-mm rose gold case. Price range: $265,000 to $290,000, with regards to the case metal