CHRONOMASTER El Primero Open
Automatic El Primero column-wheel chronograph Iconic colours of the legendary historical El Primero Opening revealing the legendary beating heart of the El Primero movement Silicon escape-wheel and lever COSC-certified movement
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STEEL & TRI-COLOUR DIAL ON RUBBER
A modern chronograph icon. Chronomaster El Primero in steel paired with a rubber strap, with a silver dial bearing the tri-colour counters and an opening revealing the regulating organ with silicon escape wheel and lever.
- 42 MMDiameter