I use the Connecting Threads thread and I just take a scant seam allowance then. If you do the same amount of seam allowance for all the blocks you will have the same outcome. Buy and use the best thread you can afford.
Originally Posted by threadsdmr
Can the gauge of the thread change your seam allowance. I use
Connecting Threads but have been told a smaller gauge thread will give me a more accurate seam allowance. I really hate to pay $8 a for a spool of thread if it doesn't matter.