I HAVE HUNDREDS OF TIE TACKS, TIE BARS AND CUFF LINKS. tie tack/bar: 1.62" x 0.91" (approx. 1-5/8" x 7/8" or 41mm x 23mm). collar bar: none. shirt studs: none. GOOD - used, showing age appropriate signs of use such as minor scratches and minor wear, no cracks or missing pieces.