Franck Muller Curvex CX Grand Central Tourbillon

The Franck Muller Curvex CX Grand Central Tourbillon, reference CX 40 T CTR 5N AC, has a central tourbillon in a 7.73 mm thick 18-carat rose gold case. The case has a sapphire crystal and is rated to 30 metres. A stamped guilloché dial has 20 layers of translucent lacquer and hand-applied Arabic numerals, with hours and minutes displayed. Self-winding calibre FM CX 40T-CTR uses a bidirectional rotor and contains 313 components and 52 jewels. The balance runs at 18,000 alternations per hour, and the calibre has a four-day power reserve. The hand-sewn alligator strap closes with a hand-polished 18-carat rose gold folding buckle.