Mine have all been 12.5". I had this one turned wrong and added the corners wrong so it ended up small. Two of us (that I've seen) did this. I am doing the initial one over. It is 13" as laid out so I'm guessing it will be 12.5" when I'm done sewing it.
Originally Posted by
dd
I don't understand why everyone's blocks keep coming out different sizes. All my other blocks came out 12". Not this one is 12 1/2". From 11" to 12 1/2" is a big difference.