Does such thing exist? Dimension is not an issue. Also it must have "dimming" feature.
I'm trying to build an alarm clock that is controlled by arduino.
There are many GLCDs available with SPI interface.
Here are some links:
http://www.topwaydisplay.com/Product/LCDM-Graphics/index.htm
http://www.lcd-module.com/start.html
Not all displays are already supported for the Arduino Environment.
For example here is the list of supported devices with u8glib:
http://code.google.com/p/u8glib/wiki/device
Oliver
Size is always an issue. And I'm not being tacky.
Newhaven has a great selection but if you want small and already has a library then:
Or even better: