Shirt stud: 0.43" x 0.43" (7/16" x 7/16" or 11.5mm x 11.5mm). tie bar clip/tie tack : none. collar bar: none. Color: gold. 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).