The 46mm Zenith El Primero Chronomaster Grande Date includes an automatic El Primero 4047 movement with a moonphase at 6 o’clock and a big date display at 2 o’clock. An open-heart aperture between 8 and 11 o’clock showcases the movement's operation. Faceted hands treated with SuperLuminova SLN C1 indicate the time.
Movement Type
Automatic Chronograph
Caliber
El Primero 4047Jewels
32
Reserve
50
Frequency
36000
Hands
Small Seconds
Shape
Round
Glass
Sapphire
Thickness
15.60 mm
Diameter
46.00 mm
Water Resistance
50.00 m
Dial Color
Silver