BREITLING Professional WatchBreitlings IRONMAN Finisher edition lightweight Endurance Pro 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,