The Zenith Chronomaster El Primero Full Open 51.2081.400/78.C810 features a 42mm stainless steel case finished with a rose gold bezel. Its openworked dial design allows for a clear view of the internal self-winding El Primero 400B caliber.
Movement Type
Automatic Chronograph
Caliber
El Primero 400BJewels
31
Reserve
50
Frequency
36000
Hands
Small Seconds
Shape
Round
Lug Distance
21.00 mm
Glass
Sapphire
Thickness
12.75 mm
Diameter
42.00 mm
Water Resistance
100.00 m
Dial Color
Skeleton
Material
Strap
Buckle
Alligator
