Breguet watch, model number 3617. Yellow gold-tone 18kt yellow gold case with brown leather strap and fixed yellow gold-tone bezel. Silver-tone dial features blue hands and Roman numeral hour markers along analog display including minute markers on the outer rim. Equipped with perpetual calendar functions displaying day, date, month, leap year indicator, moon phase, and power reserve information via sub-dials (60-second, 30-minute). Hand-wound mechanical movement model 533QP. Protected by scratch-resistant sapphire crystal lens. Round case measures 38 mm in diameter with transparent see-through case back. Secured by a tang clasp. Luxury Swiss-made watch.