The Richard Mille RM 055, introduced in 2012, is a high-end sports watch developed in partnership with professional golfer Bubba Watson. It boasts a distinctive tonneau-shaped case crafted from advanced materials such as titanium and carbon, offering both resilience and comfort. The watch showcases a skeletonized dial that exposes the manual-winding RMUL2 movement, engineered to endure significant shocks and deliver a power reserve of 55 hours.