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Differs

Longines Spirit FlybackL3.821.4.93

Shape: Round; Not known; Round
Diameter (differs): 42 mm; 42 mm; 43 mm
Thickness (differs): 17 mm; 15.25 mm; 13.97 mm
Lug to lug: 49.5 mm; Not known; Not known
Lug width (differs): 22 mm; 20 mm; 23 mm
Material: Stainless steel; Stainless steel; Stainless steel
Bezel: Bidirectional rotating; Bidirectional rotating; Bidirectional rotating
Caseback (differs): Display (sapphire); Screw-down; Display (sapphire)
Crystal (differs): Sapphire, Anti-reflective on both sides; Sapphire, Domed, Anti-reflective on both sides; Sapphire, Domed, Anti-reflective on both sides
Crown (differs): Screw-down; Push-pull; Screw-down
Water resistance: 100 m; 100 m; 100 m
Weight: 127.4 g; Not known; Not known

Calibre (differs): Longines L791.4; Breitling Gallet 23; Breitling 01
Type: Automatic; Automatic; Automatic
Origin: Not known; Not known; In-house
Power reserve (differs): 68 h; 65 h; 70 h
Frequency: 28,800 vph (4 Hz); 28,800 vph (4 Hz); 28,800 vph (4 Hz)
Jewels (differs): 28; Not known; 47
Certification: COSC; Not known; Not known
Functions (differs): Hours, minutes, small seconds at 9 o'clock
Chronograph mechanism: central 60 seconds hand and 30 minutes counter at 3 o'clock; Not known; 1/4th second, 30 minutes, 12 hours
Dial aperture
Complications (differs): Chronograph
Flyback chronograph
Small seconds; Chronograph; Chronograph
Date
Small seconds

The watches side by side