This modern day-interesting design encompasses a self-winding motion pushed from the movement of the wrist with no need for batteries, exhibited using an exhibition caseback. A matching yellow gold ion-plated stainless steel bracelet completes the design. Gold Plated: Common gold plating isn't used in modern watches, but is routinely witnessed https://www.watchesworld.com/exploring-the-aesthetics-of-dial-design-and-decoration/