Longines Spirit Flyback

Case
Shape: Round
Material: Stainless steel and ceramic bezel
Glass: Scratch-resistant sapphire crystal, with several layers of anti-reflective coating on both sides
Case Back: Transparent case back with sapphire crystal
Dimension: Ø 42.00 mm
Lug distance: 22 mm
Lug-to-lug: 49.50 mm
Thickness: 17.00 mm
Water Resistance: Water-resistant to 10 bar
Case Specificities: Bi-directional rotating bezel, Screw-in crown
Weight: 127.7 g

Dial & Hands
Dial color: Sunray black
Hour markers: Applied Arabic numerals
Hands: PVD Bronze color hands
Specificities: Swiss Super-LumiNova®

Movement & Functions
Movement Type: Automatic
Functions: Hours, minutes, small seconds at 9 o'clock
Caliber: L791
Movement Description: Self winding mechanical movement beating at 28'800 vibrations per hour, with a monocrystalline silicon balance-spring power reserve up to 68 hours
Chronograph: Flyback
Chronograph Functions: Chronograph mechanism: central 60 seconds hand and 30 minutes counter at 3 o'clock

Strap
Material: Leather strap
Color: Brown
Buckle: With double security folding clasp with micro adjustment system
Interchangeability: Easily change your bracelet/strap thanks to the LONGINES interchangeable system

General
Magnetic resistant: Yes
Chronometer Officially Certified: Yes

Reference
L3.821.4.53.2