F123-3/4 inch. Thistle is a favorite for everyone. We have three sizes. 123 M is the one in the middle, useful for most any task. It is 3/4″ and fits waistcoats or cuffs. Price; 1 to 12 @ .70 each, 13 to 144 @ .65 each, over a gross @ .55 each. Matching buttons are 182 L and 176 S.