The diameter of this light is 37cm.
[image][img=http://img232.imageshack.us/img232/1374/card016bz5.th.jpg][/image]

[image][img=http://img81.imageshack.us/img81/7616/card015nw0.th.jpg][/image]

It is very sturdy so you can put it anywhere in the house.
Also very easy to change the light bulb just be unscrewing the top of the small metal bolt where the wire hangs.