Ultrafino Flying Tourbillon Skeleton Sapphire 40mm Chronograph which is usually reserved and

which is usually reserved and more classically inclined

but the all-gold

the 40mm case is paired with a sophisticated black Cerachrom bezel

measuring 40

The Sandoz Family Foundation

Ultrafino Flying Tourbillon Skeleton Sapphire 40mm Chronograph which is usually reserved andThe UltraFino Sapphire defies convention with its 9. 8 mm thin case. The sapphires hardness and scratch resistance are complemented by a white rubber joint that ensures an exceptional 5 ATM water resistance, a rare feat for a sapphire watch. Machining a curved tonneau case in sapphire is among the most demanding challenges in watchmaking. The crystal must be shaped with micron level precision, and the 1. 2 mm curvature adds complexity that makes