ETA SA B20

AutomaticIn Production
26 jewels70h power reserve28,800 vph (8 Hz)

Cal. B20 is an automatic movement manufactured by Kenissi and introduced by Breitling in 2017. Based on the Tudor Cal. MT5612, it measures 31.8mm in diameter and operates at 28,800 vph with a 70-hour power reserve. The 26-jewel movement features a bidirectional perpetual rotor, hacking seconds, and quickset date. It remains in production and powers Breitling's entry-level mechanical watches.

TECHNICAL SPECIFICATIONS

Movement Type

Automatic

Jewel Count

26 jewels

Power Reserve

70h

Frequency

28,800 vph (8 Hz)

Diameter

31.8mm

Display Type

Analog

Rotor Type

Perpetual Rotor

Winding

Automatic (Bidirectional)

COMPLICATIONS

Date

FEATURES

Hacking SecondsInstantaneous Date ChangeQuickset Date

QUICK FACTS

BRAND

TYPE

Automatic

STATUS

In Production

LAUNCH YEAR

2017