Richard Mille RM055 White Ceramic / Black Ceramic

Integrated RMUL2 mechanical movement with genuine balance spring; Case Size: 49.90×42.70×13.05 mm; Materials: ATZ alumina ceramic + grade 5 titanium inner case, sapphire crystal with blue anti-glare coating, fluororubber with titanium buckle + canvas strap; Water Resistance: Enhanced water-resistant, anti-fog