LONGINES SPIRIT FLYBACK L3.821.4.53.6

Movement
L791 caliber
Automatic
Self winding mechanical movement beating at 28'800 vibrations per hour, with a monocrystalline silicon balance-spring power reserve of approximately 68 hours
Case
Case shape: Round
Scratch-resistant sapphire crystal, with several layers of anti-reflective coating on both sides
Diameter of 42.00 mm
Water-resistant to 10 bar
Dial


Strap
Stainless steel