I HAVE HUNDREDS OF TIE TACKS, TIE BARS AND CUFF LINKS. cuff links: 0.92" x 1.20" (approx. 15/16" x 1-3/16" or 23.5mm x 30mm). I always try to point out any clear blemishes and condition. GOOD - used, showing age appropriate signs of use such as minor scratches and minor wear, no cracks or missing pieces.