Introducing the Breitling Endurance Pro 44, featuring a Breitling 82 SuperQuartz™ thermocompensated mechanism. This watch includes a 1/10 second chronograph, 4 rubies, sphere window calendar, and approx. 2-year battery life. Crafted with a Breitlight® case, sapphire glass, and 10-bar water resistance. Dimensions: 44.0 mm diameter, 12.5 mm thickness, 52.4 mm height. Blue rubber strap with Breitlight® buckle. Reference: X82310281B1S1