Breguet 7727BB /12 /9WU

Breguet Classique Chronométrie wristwatch in 18-carat white gold. High-frequency escapement (10Hz ) composed of a magnetic balance with double balance spring, lever and escape wheel in silicon. Hand-wound movement with running seconds. 1/10th of a second sub-dial and power-reserve indicator. Silvered gold dial, hand-engraved on a rose engine. Sapphire caseback. Water-resistant to 3 bar ( 30 m ). Also in rose gold.