There are other forms of variants
There are other forms of variants: the above are basically open a window on the dial, a rough point of the letter with AM and PM, the image point of the sun and moon and stars pattern, commonly known as "Sun Moon Star", (which style very easy to be confused and moon phase function is often to draw the picture of the sun image in a web chat automatikuhren which faces like), it also half black and half white disk to indicate, but is this the junction of black and white disk is too clear, there is no over a gradient color.
According to astronomy, geography, common sense, the Earth's orbit günstige uhren around the sun between the plane and the axis of rotation has a 23.5 degree angle, said that the earth is "crooked arm" around the sun, this angle is arranged by God, not very big not a small miracle, which will have four seasons.