Marine chronograph “Grande Complication” in 18-carat rose gold, with tourbillon. Hand wound movement. Balance spring, lever and escape wheel in silicon. Tourbillon carriage in titanium. Running seconds on the tourbillon shaft. 30-minute and 12-hour totalizers. Black rhodium dial, hand-engraved on a rose engine. Sapphire case back. Water-resistant to 10 bar ( 100 m ). Diameter : 42 mm. Available with gold bracelet.