🔲 Block Size Calculator
Enter a block size and your seam allowance to convert between the finished (sewn) size and the unfinished (cut) size — the standard quilting seam allowance is 1/4 inch on each side.
Enter a block size and your seam allowance to convert between the finished (sewn) size and the unfinished (cut) size — the standard quilting seam allowance is 1/4 inch on each side.