A living legend among chronograph movements, the El Primero was introduced in 1969 as the world’s first high-frequency automatic chronograph movement. Today, its story continues in several variations of the coveted caliber.
ZENITH CHRONOMASTER EL PRIMERO
03.2040.400/69.C494
El Primero 400B Automatic 13 1⁄4 ligne
36,000 VpH (5 Hz)
50 hours power reserve
Oscillating weight with “Côtes de Genève” motif
Hours and minutes in the center small seconds at 9 o'clock Chronograph:
Central chronograph hand
12-hour counter at 6 o'clock
30-minute counter at 3 o'clock Tachymetric scale
Date indication at 6 o'clock
Stainless steel 42 mm case, 12.75 mm thickness
Domed sapphire crystal with anti-reflective treatment on both sides
Transparent sapphire crystal
Silver-toned sunray-patterned dial with three different-colored counters
Rhodium-plated, faceted and coated with SuperLuminova SLN C1 [Hour markers]
Rhodium-plated, faceted and coated with SuperLuminova SLN C1 [Hands]
Brown alligator leather strap with protective rubber lining