Longines Spirit Flyback Automatic 42mm L3.821.4.93.6

Chronograph flyback, self winding mechanical movement beating at 28'800 vibrations per hour, with a monocrystalline silicon balance-spring power reserve up to 68 hours.

Bi-directional rotating bezel screw-in crown, water-resistant to 10 bar, scratch-resistant sapphire crystal, with several layers of anti-reflective coating on both sides.

Sunray blue dial, swiss super-luminova®.

Stainless steel bracelet, with double safety folding clasp and push-piece opening mechanism.