|Series||Chronomaster El Primero Full Open 38mm|
|Case Material||Stainless Steel|
|Bracelet/Strap||Stainless Steel Brushed & Polished|
|Clasp||Push Button Folding Clasp|
|Movement||Automatic - Chronometer|
|Crystal||Anti-Reflective Scratch Resistant Sapphire|
Polished stainless steel case with fine brushed finished edges & lugs.
Full open skeleton dial with silver and grey outer seconds indicator rim.
Three colored sub-dials: Rimmed in silver, grey & blue.
Faceted polished hands & applied indexes with luminous tips.
The Famous El Primero Chronograph stop/watch:
Large red tipped central seconds counter hand (with the Zenith star logo as a counterweight).
30 minute sub-dial counter located at the 3 o'clock position.
12 hour sub-dial counter located at the 6 o'clock position.
Running seconds sub-dial located at the 9 o'clock position.
Date display window located between the 4 & 5 o'clock position.
Zenith El Primero Caliber 400, beats at 36,600 vph, 31 Jewels, 278 components & an approximate power reserve of 50 hours.