Franck Muller Round Curvex CX Grand Central Tourbillon

The Franck Muller Round Curvex CX Grand Central Tourbillon, reference R 46 T CTR 5N 5N, has a central tourbillon in a 45.3 mm 18-carat rose gold case. Hand polished, the case is 10.1 mm thick, with a sapphire crystal and 30 metres of water resistance. The dial has a stamped Clous de Paris spiral and displays hours and minutes. Self-winding calibre FM R 46T-CTR 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 pin buckle.