S.T. Dupont Defi Extreme, D021401, High Polish Chrome, in working order. This design was prodused between 2012 and 2021. Défi Extrême line has a unique construction that combines a body with high-precision injected metal and a semi-rigid matt-black jacket for protection. It has a blue torch flame that can be lit in temperatures between -10°C and +45°C, at an altitude more than 3.500m On one face the jachet has a small scratch, as seen in the photos. Without the box, with half tank full of gas.