The ref. 1815 Tourbillon in platinum - with its massive tourbillon at 6:00- was introduced at SIHH 2014. It's caliber L102.1 features hacking, zero-reset seconds; when the crown is pullend the balance stops and the seconds hand resets to twelve, allowing for precision adjustments.Reference 730.079 was added to the collection in 2018. It a white enamel dial rather than the silver.
