Premier Top Time B21 Chronograph Tourbillon Ford Mustang Reference NB21251A1L1X1
Overview
The Breitling Premier Top Time B21 Chronograph Tourbillon Ford Mustang has a 42 mm bronze case with a green dial. It runs on the self-winding Breitling calibre B21 with a 55 hour power reserve and is water resistant to 100 metres. The model has one reference, NB21251A1L1X1.
- Case diameter
- 42 mm
- 15.4 mm thick
- Movement
- Calibre B21
- Water resistance
- 100 m
- Power reserve
- Approx. 55 hours
Specifications
Specifications from Breitling and WatchBase. Last checked . SourcesCase
- Diameter
- 42 mm
- Thickness
- 15.4 mm
- Lug width
- 20 mm
- Material
- Bronze
- Crystal
- Sapphire
- Case back
- Open
- Water resistance
- 100 m
- Weight
- 118 g
- Crown
- Non screw-locked, two gaskets
- Bezel
- Fixed
Dial
- Colour
- Green
Movement
- Calibre
- Breitling B21
- Type
- Automatic
- Power reserve
- Approx. 55 hours
- Jewels
- 30
- Frequency
- 28,800 vph (4 Hz)
Bracelet or strap
- Bracelet or strap
- Brown racing-themed calfskin leather strap
- Clasp
- Folding clasp Titanium
Not yet recorded: lug-to-lug, shape, indexes, hands, functions, years.
Premier Top Time B21 Chronograph Tourbillon Ford Mustang questions
What size is the Breitling Premier Top Time B21 Chronograph Tourbillon Ford Mustang?
The Breitling Premier Top Time B21 Chronograph Tourbillon Ford Mustang has a 42 mm case.
What movement does the Breitling Premier Top Time B21 Chronograph Tourbillon Ford Mustang use?
It uses the Breitling calibre B21.
What is the Breitling Premier Top Time B21 Chronograph Tourbillon Ford Mustang case made of?
The case is bronze.
Is the Breitling Premier Top Time B21 Chronograph Tourbillon Ford Mustang water resistant?
It is rated to 100 m.



