Side by side

Differs

General

Shape: Round; Round
Diameter (differs): 43 mm; 42 mm
Thickness (differs): 11.9 mm; 15.15 mm
Lug to lug: 53.5 mm; Not known
Lug width (differs): 21 mm; 22.05 mm
Material (differs): Stainless steel; Ceramic
Bezel: Unidirectional rotating; Unidirectional rotating
Caseback: Screw-down; Screw-down
Crystal (differs): Sapphire · Anti-reflective on both sides; Sapphire · Domed · Anti-reflective on both sides
Crown: Screw-down; Screw-down
Water resistance: 300 m; 300 m
Weight: 195.1 g; Not known

Calibre (differs): Longines L888.5; Breitling 01
Type: Automatic; Automatic
Origin: Not known; In-house
Power reserve (differs): 72 h; 70 h
Frequency (differs): 25,200 vph (3.5 Hz); 28,800 vph (4 Hz)
Jewels (differs): 21; 45
Functions (differs): Hours, minutes, seconds and date; 1/4th second, 30 minutes, 12 hours
Dial aperture
Complications (differs): Date; Chronograph
Date
Small seconds