Richard MilleRM53-01 Double Bridge Carbon Fiber Case This watch is full of dynamism and vitality. The case is made of extremely strong, shock-resistant and damage-resistant TPT carbon fiber. The unique wavy luster and sharp case lines of carbon fiber highlight the sporty style of this watch. Through the anti-glare mirror, you can see the suspended hollow movement. The movement is suspended in the case with 4 steel cables, which can withstand strong external impact protection.