I HAVE HUNDREDS OF TIE TACKS, TIE BARS AND CUFF LINKS. cuff links: 0.76" x 0.80" (3/4" x 13/16" or 18.5mm x 20mm). collar bar: none. I always try to point out any clear blemishes and condition. tie tack/bar: 0.48" x 0.48" (1/2" x 1/2" or 12mm x 12mm).
