Romain Gauthier Insight Micro-Rotor Squelette Manufacture-Only Carbonium Edition (2020)

Carbonium case in 42mm x 12.9mm. In-house, automatic movement. Superlatively hand-finished, skeletonised mainplate and bridges in natural titanium. 22k gold bidirectional micro-rotor. Double mainspring barrel in series. Power reserve is 80 hours. Priced at 155,000CHF