What is a perpetual calendar, chronograph?

Changli Watch Factory is a manufacturer specializing in producing watches for 28 years with rich OEM experience. Watches are very precise, so every part structure is very fragile, even the part structure of the dial, such as perpetual calendar, chronograph, moon phase watch. But what is a perpetual calendar, chronograph? Well, we'll tell you this. 

Perpetual: In fact, when people say "forever", they just mean that they don't need to adjust it by hand, and if it's wound every day, it doesn't need to be adjusted to indicate the correct date, not forever or 10,000 years on their calendars. Considering that every one of them is a leap year, February 28, four hundred, most of them are calendar watches with precise indications up to 2100. Custom Watches Perpetual Calendar Watches are complicated mechanical watches that can indicate the date, month. Day of the week, and can even indicate the automatic adjustment of leap years and years.

Chronograph: a general watch that continuously indicates the time. Hour meter is different Hour meter (chronograph) is a professional title, the old English and Latin chrono means "time", while the English chart is "recording tool". It can record the length of any period of time. Standard chronographs have a 12 hour 30 minute or chronograph function. The second hand in the center of the dial usually stops at zero. OEM watches mostly include the movement of the small second hand to show that the instrument is moving. There are two types of chronographs, the first is a regular chronograph with only a measurement object and the other is a segmented chronograph with two pairs of second hand measurement objects. Check the elapsed time.