Abstract: A display device for watches, comprising a watch dial provided with a day hours display window for displaying a respective one of the hours of the day during daytime and with a separate night hours display window for displaying a respective one of the hours of the night during nighttime. The display device for watches comprises a day hours disc provided with twelve hour numbers and a night hours disc provided with twelve hour numbers. The two hour display windows and the two hour discs are arranged such that the hour numbers of the day hours disc are visible only in the day hours display window, and the hour numbers of the night hours disc are visible only in the night hours display window. By using two separate hour discs and two separate hour display windows for displaying the day hours and for displaying the night hours, respectively, hour number representations on the one hand can be larger than when using a single hour display window and a single 24-hour disc.

Abstract: A display device for watches, comprising a watch dial provided with a day hours display window (243) for displaying a respective one of the hours of the day during daytime and with a separate night hours display window (245) for displaying a respective one of the hours of the night during nighttime. The display device for watches comprises a day hours disc (239) provided with twelve hour numbers and a night hours disc (241) provided with twelve hour numbers. The two hour display windows (243, 245) and the two hour discs (239, 241) are arranged such that the hour numbers of the day hours disc (239) are visible only in the day hours display window (243), and the hour numbers of the night hours disc (241) are visible only in the night hours display window (245).