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Differs

Longines Spirit FlybackL3.821.4.93

Shape: Round; Round; Round
Diameter (differs): 43 mm; 42 mm; 42 mm
Thickness (differs): 13.2 mm; 17 mm; 13.65 mm
Lug to lug: Not known; 49.5 mm; Not known
Lug width: 22 mm; 22 mm; 22 mm
Material (differs): Carbon; Stainless steel; Stainless steel
Finish: Matt finish; Not known; Not known
Bezel (differs): Fixed; Bidirectional rotating; Fixed
Caseback (differs): Solid; Display (sapphire); Display (sapphire)
Crystal (differs): Sapphire, Domed; Sapphire, Anti-reflective on both sides; Sapphire, Domed, Anti-reflective on both sides
Crown (differs): Screw-down; Screw-down; Push-pull
Water resistance: 100 m; 100 m; 100 m
Weight: Not known; 127.4 g; Not known

Calibre (differs): Tudor MT5813; Longines L791.4; Breitling 01
Type: Automatic; Automatic; Automatic
Origin: In-house; Not known; In-house
Power reserve (differs): 70 h; 68 h; 70 h
Frequency: 28,800 vph (4 Hz); 28,800 vph (4 Hz); 28,800 vph (4 Hz)
Jewels (differs): 41; 28; 41
Certification: COSC; COSC; Not known
Functions (differs): Chrono
Date; Hours, minutes, small seconds at 9 o'clock
Chronograph mechanism: central 60 seconds hand and 30 minutes counter at 3 o'clock; 1/4th second, 30 minutes
Dial aperture
Complications (differs): Chronograph
Date
Small seconds; Chronograph
Flyback chronograph
Small seconds; Chronograph
Date
Small seconds

The watches side by side