The revolving world map is accented with deep blue oceans and silver-tone continents. Polished silver-tone metal columns and base support the beveled, acrylic arch. A felt bottom protects you desktop. Quartz, alarm movement includes the battery. Height: 6-1/4 inches (16 cm) Width: 6-1/4 inches (16 cm) Dial: 1-3/4 inches ( 4 cm)