This modern-great design includes a self-winding movement pushed from the movement of one's wrist without having for batteries, displayed by having an exhibition caseback. A matching yellow gold ion-plated stainless steel bracelet completes the design. Automated watches do not incorporate batteries. They are charged through the motion of one's wrist. https://www.watchesworld.com/exploring-the-aesthetics-of-dial-design-and-decoration/