- The 1908 BU Barber Dime is a 90% silver and 10% copper composition coin designed by Charles E. Barber, featuring Lady Liberty's head on the obverse and a wreath-encircled denomination on the reverse. - This historic coin, minted in the United States, weighs 2.5 grams and has a diameter of 17.9 millimeters, with a reeded edge as a key characteristic.