El Primero 4052 B

AUTOMATIC • Analog • Chronograph: Chronograph, Column wheel Hands: Hours, Minutes, Small Seconds

Jewels
31
Reserve
50 h
Frequency
36,000 vph (5.0 Hz)
Diameter
30.5 mm
Height
-

About this caliber

Self-winding movement with 'Striking 10th' chronograph. Total of 326 parts including 31 jewels. Hours and minutes in the center Small second at 9 o’clock Date indicator at 6 o’clock 1/10th of a second Chronograph: 60-minute counter at 6 o’clock 60-seconds counter at 3 o’clock 1/10th of a second indication by the Chronograph hand

Technical details

Movement
AUTOMATIC
Display
Analog
Jewels
31
Power reserve
50 hours
Frequency
36,000 vph (5.0 Hz)
Hands
Chronograph: Chronograph, Column wheel Hands: Hours, Minutes, Small Seconds
Diameter
30.5 mm
Height
-
Parts
-