Previously owned Breguet Tourbillon Power Reserve Thermometer gent's watch, Model # 3760BA. 18kt yellow gold 40mm case. Sapphire crystal glass. Silver color dial with tourbillon display at 6 o'clock position. Power reserve indicator, thermometer system. 18k yellow gold crown. Hours, minutes, power reserve, thermometer and tourbillon. 18k yellow gold bezel. Manual wind movement with gold plates and bridges. Crocodile leather strap with 18k yellow gold pin buckle. Power reserve up to 50 hours. Waterproof 30 meters / 100 feet. Tourbillon

　　compensates for differences in rate caused by a watch adopting different positions. The principle is to mount the balance and escapement in a rotating cage. The balance & escapement rotate around their common axis going through all positions to average out the errors, Tourbillon cages or platforms usually rotate once per minute. The Tourbillon complication is an extremely difficult accomplishment to achieve and generally demands a high premium. 100% original and in great condition.

　　subject to availability