4-1/2" with about 4" usable spaceUpon looking at the advertised dimensions again, I can say that it is NOT accurate as listed.

Very sturdy and nice looking.

But it is a nice looking piece.

Do take a good look at the measurements.

I like the simple look of this

If you want a wood box for cosmetics as I did, I'm THRILLED with a MUCH nicer looking, far more elegant/sophisticated wooden box from Target that I just found