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Description
Zenith
CHRONOMASTER OPEN
Zenith
03.3300.3604/21.M3300
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Details & Specifications
Description
The CHRONOMASTER Open offers a view of the beating heart of the El Primero movement from the dial. Crafted in a sleek 39.5mm steel case, this version features a matte black dial with tricolour counters and a transparent counter for the running seconds, paired with an integrated steel bracelet. Powered by the El Primero 3604 1/10th of a second automatic chronograph movement.
Specifications:
| Movement | |
| Type |
Self-winding mechanical chronograph movement
|
| Calibre |
El Primero
|
| Power Reserve (h) | approx. 60 h |
| Components | 269 |
|
Functions
Frequency |
1/10th of a second Chronograph: - Central chronograph hand that makes one turn in 10 seconds - 60-minute counter at 6 o'clock - 60-second counter at 3 o'clock Hours and minutes in the centre Small seconds at 9 o'clock 5 Hz (36’000 vph) |
| Case | |
| Case Material | Steel |
| Case Diameter |
39.5 mm
|
| Water Resistance | 100 m / 300 feet |
| Crystal |
Sapphire crystal case back and front
|
| Dial |
Black matte with two different-coloured counters & an Hesalite counter
|
| Strap | |||
| Strap Material |
Stainless Steel
|
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