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The watches side by side

Differs

BreitlingPremier B01 Chronograph 42AB0118221B1
Breitling Premier B01 Chronograph 42
BreitlingPremier B01 Chronograph 42AB0145221B1
Breitling Premier B01 Chronograph 42

General

Status
Not known
Not known
In production
Introduced (differs)
2018
2018
2023
Discontinued
Not known
Not known
2025
Retail price (differs)
US$9,850
US$10,200
US$9,750

Case

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

Movement

Type
Automatic
Automatic
Automatic
Origin
In-house
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
41
41
41
Functions
  • 1/4th second, 30 minutes
  • Dial aperture
  • 1/4th second, 30 minutes
  • Dial aperture
  • 1/4th second, 30 minutes
  • Dial aperture
Complications
  • Chronograph
  • Date
  • Small seconds
  • Chronograph
  • Date
  • Small seconds
  • Chronograph
  • Date
  • Small seconds

Dial

Colour (differs)
Black
Anthracite
Black
Pattern
Not known
Sunburst
Sunburst
Indices (differs)
Arabic numerals
Mixed
Arabic numerals
Hands (differs)
Baton
Baton
Syringe

Bracelet

Type (differs)
Leather strap
Metal bracelet
Leather strap
Name (differs)
Brown Orlando calfskin leather strap
Polished/brushed stainless steel 7-row bracelet
Black alligator leather strap
Material
Not known
Stainless steel
Not known
Clasp
Folding clasp, Stainless steel
Not known
Folding clasp, Stainless steel
Strap colour (differs)
Brown
Not known
Black