Mens Breguet Classique Power Reserve #3137 watch, 18kt yellow gold case (36.3mm diameter, 7.45mm thick), crocodile leather strap, silver engine-turned dial with black Roman numerals and blue-steeled Breguet hands, power reserve indicator at 10 o'clock, moonphase indicator at 2 o'clock, date calendar subdial at 6 o'clock, 502DRT caliber 37 jewel self-winding mechanical movement, scratch-resistant sapphire crystal, water resistant to 30 meters.