Breitling Watch Endurance Pro Black X82310E51B1S1. Designed to be both a lightweight watch for athletes and a casual, everyday sports chronograph, the Endurance Pro perfectly blends high precision & innovative technology with a vibrant & colourful design. It is the ultimate athleisure watch. Designed for men and women whose active lives blend a professional mindset with a sporty lifestyle, the Endurance Pro is equal to the challenges of a rigorous workout but fashionable enough for everyday wear. The Endurance Pro features an ultra light Breitlight case, a robust material 3.3 times lighter than titanium and 5.8 times lighter than stainless steel. Non-magnetic, thermally stable and hypoallergenic, Breitlight is highly resistant to scratches, traction and corrosion. It also has a touch that is warmer than metal and a slightly textured effect accentuating the originality of the design. Exclusive to Breitling, it is 100% Swiss made. Offered with a set of colourful dial and rubber straps fitting a Breitlight double tang type buckle, the Endurance Pro can also be paired with one of Breitling’s colourful Outerknown ECONYL yarn single piece strap. Powering the Endurance Pro is Breitling’s Caliber 82, a COSC certified SuperQuartz chronograph delivering exceptional precision.