Mens Breguet Classique "Equation of Time" Perpetual Calendar #3477 watch, platinum case (36.3mm diameter, 8.10mm thick), crocodile leather strap, silver engine-turned dial with blue-steeled Breguet hands and black Roman numerals, small seconds dial, perpetual calendar with date, day, month, and leap-year indicators, power reserve indicator, #502DPET caliber 38 jewel manual-winding mechanical movement, see-through clear sapphire crystal back and front, water resistant to 30 meters.