
Longines
SPIRIT FLYBACK
REF: L3.821.4.53.6
Materials
Stainless steel case with ceramic bezel. Scratch-resistant sapphire crystal, with several layers of anti-reflective coating on both sides. Transparent case back with sapphire crystal. Bi-directional rotating bezel, screw-in crown. Stainless steel bracelet with double safety folding clasp and push-piece opening mechanism.
Dial
Sunray black dial with PVD Bronze color hands. Applied Arabic numerals. Swiss Super-LumiNova®.
Functions
Hours, minutes, small seconds at 9 o'clock. Water-resistant to 100 metres (10 bar).
Power Source
Self winding mechanical movement beating at 28'800 vibrations per hour, with a monocrystalline silicon balance-spring power reserve up to 68 hours. Calibre L791. Flyback chronograph. Chronograph mechanism: central 60 seconds hand and 30 minutes counter at 3 o'clock.
Diameter
42mm.
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