Classique “Grande Complication” wristwatch in 18-carat rose gold, with tourbillon. Hand-wound movement, engraved by hand. Running seconds on the tourbillon shaft. Compensating balance spring with Breguet overcoil. Silvered gold dial, hand-engraved on a rose engine. Sapphire caseback. Water-resistant to 3 bar ( 30 m ). Diameter : 35 mm. Also in yellow or white gold.