This vintage abacus is a beautiful and functional math tool. It measures 13 inches by 12 inches and features 10 rows of colorful wooden beads on a metal frame. The abacus is perfect for both decoration and learning, and can be used to teach children and adults alike about mathematics. The abacus is made from high-quality materials, including wood and metal, and was crafted with care in an unknown country or region. Whether you're a collector or a math enthusiast, this vintage abacus is a must-have item.