An internet article called "Wearing Highland Attire" by T.G.Mungall,III advises that the pin should be placed 3 inches up and 3 inches inward. I've adjusted mine outward a bit to fall on a stripe. It looks right doesn't catch on stuff, so there it stays. The whole text can be found at ...

http://www.angelfire.com/biz2/tommun...andAttire.html
(There are pop-ups on the site.)

blu