Chronomaster El Primero Open

A modern chronograph icon. The Chronomaster El Primero in steel with a steel bracelet, featuring a blue dial with an opening that reveals the high-frequency movement's regulating organ with silicon escape wheel and lever.

Movement
Movement: El Primero
Components: 282
Frequency: 36,000 VpH (5 Hz)
Power reserve: min. 50 hours

Functions
Chronograph:
- Central chronograph hand
- 12-hour counter at 6 o'clock
- 30-minute counter at 3 o'clock
Hours and minutes in the centre
Small seconds at 9 o'clock
Tachymetric scale

Case
Material: Steel
Diameter: 42 mm
Water resistance: 10 ATM
Dial: Blue-toned sunray-patterned

Strap
Strap: Metal
Clasp

Reference
03.20416.4061/51.M2040