Brushed and polished stainless steel case.
Diameter : 41 mm.
Thickness : 13.6 mm.
Black polished ceramic bezel with 1/10th of a seconds track.
Matte white dial.
Tri-colored sub-dials.
Polished hands, the hour and minute hands with luminous fill.
Applied faceted polished index hour markers with luminous tips.
Running small seconds sub-dial located at the 9 o'clock position.
Date window located between 4 and 5 o'clock position.
Water resistance to 100 meters.
Chronograph / stopwatch functions :
Column-wheel mechanism.
Measures up to 1/10th of a second.
Large central 1/10th of a second counter hand, makes a complete revolution every 10 seconds.
60 seconds counter sub-dial at 3 o'clock.
60 minutes counter sub-dial at 6 o'clock.
Zenith caliber El Primero 3600 features : stop-seconds.
Beats at 36,600 vph.
Contains 35 jewels.
Power reserve of approximately 60 hours.