Side by side

Differs

Breitling Premier B01 Chronograph 42RB0145171C1

Breitling Premier B01 Chronograph 42

Breitling Premier B01 Chronograph 42RB0118371G1

Breitling Premier B01 Chronograph 42

General

Status (differs): In production; Limited edition
Introduced (differs): 2025; 2020
Retail price (differs): US$28,900; US$29,050

Case

Shape: Round; Round
Diameter: 42 mm; 42 mm
Thickness (differs): 13.6 mm; 13.65 mm
Lug width: 22 mm; 22 mm
Material: 18k rose gold; 18k rose gold
Bezel: Fixed; Fixed
Caseback: Display (sapphire); Display (sapphire)
Crystal: Sapphire, Domed, Anti-reflective on both sides; Sapphire, Domed, Anti-reflective on both sides
Crown: Push-pull; Push-pull
Water resistance: 100 m; 100 m

Movement

Calibre: Breitling 01; Breitling 01
Type: Automatic; Automatic
Origin: In-house; In-house
Power reserve: 70 h; 70 h
Frequency: 28,800 vph (4 Hz); 28,800 vph (4 Hz)
Jewels (differs): 41; 28
Functions (differs): 1/4 second, 30 minutes
Dial aperture; 1/4th second, 30 minutes
Dial aperture
Complications: Chronograph
Date
Small seconds; Chronograph
Date
Small seconds

Dial

Colour (differs): Blue; Cream
Pattern: Sunburst; Not known
Indices (differs): Arabic numerals; Mixed
Hands (differs): Syringe; Baton

Bracelet

Type: Leather strap; Leather strap
Name (differs): Gold brown alligator leather strap; Brown alligator leather strap
Clasp: Folding clasp, 18k rose gold; Folding clasp, 18k rose gold
Strap colour (differs): Gold brown; Brown