I HAVE HUNDREDS OF TIE TACKS, TIE BARS AND CUFF LINKS. cuff links: 0.81" x 0.65" (13/16" x 5/8" or 20.5mm x 16mm). I always try to point out any clear blemishes and condition. Condition: VERY GOOD - SEE PICS - (Hi resolution photos typically show more detail than is visible to the naked eye).
