History
Breitling Galactic strap guide
Learn how to identify the correct strap size and material for your Breitling Galactic watch to ensure a secure and comfortable fit.
· 3 min read
Breitling Premier Top Time B21 Chronograph Tourbillon Ford Mustang
Breitling · Top Time
Ref. NB21251A1L1X1
- Case diameter
- 42 mm
- Case height
- 13.6 mm
- Case shape
- Round
- Water resistance
- 100 m
- Movement
- Automatic
- Caliber
- Caliber
- Dial
- Green
The Breitling Premier Top Time B21 Chronograph Tourbillon Ford Mustang takes a 20 mm strap: measure between the lugs and that is the only number you need. We list 1,170 straps in that width. A chronograph carries a bit of sport: perforated leather, rubber or a sailcloth strap all sit well. With a 42 mm case and 100 m of water resistance, a thicker strap balances the case. Automatic movement. Most straps here come with quick-release spring bars, so the swap takes a minute and no tool.
We do not sell watches. This page exists to find the straps that fit this one.
Compatible straps (20 mm) 1170
All 1,170 20 mm strapsRead before you choose
All stories
Tutorial
How to measure your watch lug width
Learn how to measure the gap between your watch lugs with simple tools so you can buy a replacement strap that fits on your first attempt.
· 3 min read