Classique Chronométrie wristwatch in 18-carat rose 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 subdial and power-reserve indicator. Silvered gold dial, handengraved on a rose engine. Sapphire caseback. Water-resistant to 3 bar ( 30 m ). Diameter : 41mm.