Side by side

Differs

General

Shape: Round; Round; Round
Diameter: 42 mm; 42 mm; 42 mm
Thickness (differs): 15.1 mm; 15.15 mm; 15.15 mm
Lug width (differs): 22 mm; 22.05 mm; 22.05 mm
Material: Ceramic; Ceramic; Ceramic
Bezel: Unidirectional rotating; Unidirectional rotating; Unidirectional rotating
Caseback (differs): Display (sapphire); Screw-down; Screw-down
Crystal (differs): Sapphire; Sapphire · Domed · Anti-reflective on both sides; Sapphire · Domed · Anti-reflective on both sides
Crown: Not known; Screw-down; Screw-down
Water resistance: 300 m; 300 m; 300 m

Calibre (differs): Breitling B01; Breitling 01; Breitling 01
Type: Automatic; Automatic; Automatic
Origin: Not known; In-house; In-house
Power reserve: 70 h; 70 h; 70 h
Frequency: 28,800 vph (4 Hz); 28,800 vph (4 Hz); 28,800 vph (4 Hz)
Jewels (differs): 47; 47; 45
Functions (differs): Chronograph
Chronometer
Column wheel
Date
Hours
Minutes
Small Seconds; 1/4th second, 30 minutes, 12 hours
Dial aperture; 1/4th second, 30 minutes, 12 hours
Dial aperture
Complications: Chronograph
Date
Small seconds; Chronograph
Date
Small seconds; Chronograph
Date
Small seconds

Type: Not known; Leather strap; Leather strap
Name (differs): Not known; Blue military calfskin leather strap; Beige military calfskin leather strap
Clasp: Not known; Folding clasp · Titanium; Folding clasp · Titanium
Strap colour (differs): Not known; Blue; Sand