plain flat Pewter Button, 9/16″, 127. Hand made in the USA
S is for small, 127 is the number of the button. This button is 5/8″ and is good for vests, light jackets and sleeve buttons.
The material is Britannia pewter. This button is 5/8″ . There are 5 buttons like this in different sizes, also a tiny button for shirt collars.