The Cartier Tank Must watch, Small model, features a steel case and bracelet, powered by a Photovoltaic SolarBeat movement. This timepiece is suitable for daily wear or formal engagements. Its restrained design integrates seamlessly with both professional attire and evening ensembles. The Tank Must is a piece of horological heritage, a statement of refined taste on the wrist. Key details Brand: Cartier Type: Quartz watch Line: Tank Must Material: Steel, synthetic spinel Movement: Photovoltaic SolarBeat