This up to date-amazing design includes a self-winding motion driven by the motion of your wrist without having for batteries, displayed using an exhibition caseback. A matching yellow gold ion-plated stainless-steel bracelet completes the design. This Variation appears to be virtually similar to the first Heuer Monaco, introduced in 1975, https://www.watchesworld.com/exploring-the-aesthetics-of-dial-design-and-decoration/