Gold necklace of the timeless and classic Bismarck model in 18K gold. The chain is fitted with a box clasp, has a length of 50 centimeters, a maximum width of 6.95 millimeters, and weighs 18.30 grams. The chain is graduated, meaning the links are smallest at the clasp and then become larger, with the Bismarck necklace having its maximum width in the center of the necklace.