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Breitling Top Time B21 Ford Mustang

Breitling Top Time B21 Ford Mustang

AutomaticBronze

Ref. NB21251A1L1X1

Collection: Top TimeCase size: 42mmMovement: B21Production: 2023 - Present

Breitling makes the Top Time B21 Ford Mustang, reference NB21251A1L1X1, with a 42 mm bronze case. The case measures 15.4 mm thick and has a display back. A self-winding B21 calibre has a 55 hour power reserve. A sapphire crystal protects the green dial. This chronograph has a fixed bezel. The case is rated to 100 metres for water resistance. A calf leather strap fastens with a titanium folding clasp.

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Last updated 7 Oct 2026Suggest a correction

TECHNICAL SPECIFICATIONS

GENERAL

Gender

Men

CASE

Diameter

42mm

Thickness

15.4mm

Case Material

Bronze

Water Resistance

100m

Crystal

Sapphire Crystal

MOVEMENT

Movement Type

Automatic

Caliber

B21

Power Reserve

55h

Frequency

28,800 vph (4 Hz)

Jewels

30 jewels

DIAL

Dial Color

Green

BRACELET/STRAP

Bracelet/Strap

Calf Skin

Clasp Type

Fold Clasp

Clasp Material

Titanium

FEATURES & COMPLICATIONS

ChronographDisplay back

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