Breguet 5400BR/12/9V6 is a versatile timepiece that combines classic design with advanced functionality. Its self-winding movement ensures reliable timekeeping, while its chronograph function allows you to precisely measure elapsed time. The tachymeter scale on the bezel enables you to calculate speed or distance based on elapsed time, making it ideal for racing or other activities where precise timing is crucial. Additionally, the watch's water resistance up to 30 meters makes it suitable for everyday wear and light water activities.