Richard Mille RM61 ‘Yohan Blake’ ATZ Black GMT Master II The regular angles formed by

The regular angles formed by these strings limit excessive friction and localised wear on the main strings during the many impacts sustained over the course of a tennis match

an integral component

Height: 11

The luxury of this timepiece is powered by the calibre 4130 with bidirectional self-winding via perpetual rotor with a power reserve of 72 hours

Richard Mille RM61 ‘Yohan Blake’ ATZ Black GMT Master II The regular angles formed byCaliber Movement Manual winding Movement Caliber RMUL1 Power reserve 55 h Case Case material Carbon Case diameter 50. 23 x 42. 7 mm Thickness 15. 84 mm Water resistance 5 ATM Bezel material Ceramic Crystal Sapphire crystal Dial Transparent Dial numerals No numerals Bracelet strap Bracelet material Rubber Bracelet color Black Clasp Buckle Clasp material Titanium