El Primero Open

Gender: men’s

Case material: stainless steel

Case diameter: 45mm

Case thickness: 15.60mm

Case back: transparent

Bezel: fixed

Crystal: scratch resistant sapphire

Crown: push down

Dial color: silver

Dial description: silver tone hands and index hour markers with cutaway exposing the heart of the movement – the escapement and 2 sub-dials on silver

Dial markers: stick

Hand color: silver

Sub-dials: seconds, 30 minute and moonphase

Calendar: date between 1 and 2

Functions: date, power reserve, hour, minute, second, chronograph and moonphase

Water resistant: 100 meters – 330 feet