This AM-serial Richard Mille RM030 “Black Night” Titanium is rated 9.8 out of 10. Limited to 25 pieces worldwide. Inside the case of the RM 030 beats an automatic caliber featuring a rotor that declutches automatically. With this system, the winding barrel is automatically disconnected from the rotor’s winding mechanism at the moment when the spring is fully wound. Additionally, this mechanism is linked to the power reserve indicator to provide optimal winding control. It comes with winder box, service receipt dated in 2017 and paper dated in September 2012.