"They were sold to me as 6s and when I matched them up to a gauge chart prior to listing, it looked ... " (more)accurate. I never intentionally purchased any 4 gauge jewlery due to the fact that I skipped that gauge entirely. The spiral design does tend to run a little inconsistent though--which I know for a fact because the 00s I am wearing currently do have a slight difference in size and shape. =o/"