Home
Zenith

Port-Royal Open Concept

Fonctions
Référence
N/A
Collection
-
Description


Caliber El Primero 4021 C (Grande Port-Royal) / El Primero 4021 F (Port-Royal)
Automatic chronograph movement
13''' caliber. Diameter 30 mm. Height : 7.75 mm.
Rectangular auxiliary plate: Dimensions: 27.5 mm x 32 mm (Grande Port-Royal)
27.3 mm x 30 mm (Port-Royal)
248 components
36'000 vibrations per hour
Power reserve over 50 hours
39 jewels
Measures short time intervals to a 10th of a second
Automatic winding in both directions
Central rotor on ball bearings
Heavy metal oscillating weight with "Damier" guilloché pattern
Functions Hours, minutes in the center
Small seconds-hand at 9 o'clock with a 3-branched hand
Power reserve indicator from hour axis
Central second hand
30-minute counter at 3 o'clock
Case T/2 Titanium case
Titanium push-buttons and crown
Grande Port-Royal: Dimensions: 36 mm x 51 mm / Opening: 26.5 mm x 31 mm
Port-Royal: Dimensions: 34 mm x 48 mm / Opening: 25 mm x 29 mm
Transparent sapphire case back
Water-resistance up to 50m
Dial Transparent dial in TR90, showing the heart of EL PRIMERO
Transferred numerals, Applied indexes and ZENITH Star
Hands Hours and Minutes hands in black varnish
18-carat rose gold power-reserve faceted hand
Strap Carbon Fiber strap, with rubber calfskin
Buckle Titanium Triple folding buckle stamped with the historical ZENITH star on the cap