I HAVE HUNDREDS OF TIE TACKS, TIE BARS AND CUFF LINKS. cuff links: none. tie tack/bar: 0.63" x 0.46" (5/8" x 7/16" or 16mm x 11.5mm). collar bar: none. Condition: VERY GOOD - SEE PICS - (Hi resolution photos typically show more detail than is visible to the naked eye).
