Longines
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Spirit Pilot Flyback
Model reference: L3.721.4
Retail Price EUR 5200 - 5450
Functions and Complications
Basic Functions: Central hr, Central min, small sec
Case and Crystal
Water resistance: 100m, 10bar
Case material: Stainless steel
Lug width for bracelet: 20 mm
Lug-to-lug distance: 47.4 mm
Bezel: ceramic, bi-directional
Crystal: Sapphire, AR coatingx2
Caseback: sapphire see-through
Movement
Calibre:
Winding type: manual-wind
Frequency - Variations per hour: 4Hz - 28800 V/h
Certification: COSC (-4/+6sec/d)
Dial, hour markers, hands
Hour markers: Applied numerals
Hands: Gilt hands with lumen
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