Monday

ZENITH LIGHTWEIGHT 1/10 th Sec LE

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
74 GRAMS
 
 
El Primero Lightweight
  • 1st EL PRIMERO CALIBRE IN TITANIUM (5.64 g lighter than a classic El Primero calibre, meaning a more than one-quarter reduction)
  • 1st AUTOMATIC EL PRIMERO FLYBACK CHRONOGRAPH DISPLAYING 10THS OF A SECOND
  • 1ST CARBON CASE
  • OPENWORKED DIAL
  • 100-PIECE LIMITED EDITION

Movement
El Primero 4052 W, automatic
Calibre: 13 ¼ ‘’’ (diameter : 30 mm)
Thickness: 6.60 mm
Components: 334
Jewels: 31
Frequency: 36,000 VpH – (5 Hz)
Power reserve: min. 50 hours
Finishes: Oscillating weight with
“Côtes de Genève” pattern
Titanium components: mainplate, barrel bridge,
balance bridge, chronograph bridge, pallet bridge and pallet-wheel bridge

Functions
Hours and minutes in the centre
Small seconds at 9 o’clock
Date window at 6 o’clock
Chronograph with 1/10th second display:
- 60-minute counter at 6 o’clock
- 60-second counter at 3 o’clock
- I/10th second indication by the chronograph hand

Case, Dial and hands
Material: Carbon
Diameter: 45 mm
Opening diameter: 38.50 mm
Crystal: Cambered sapphire crystal glareproofed on both sides
Caseback: Transparent sapphire crystal
Water resistance: 10 ATM
Dial: Openworked with three coloured counters
Hour-markers: Rhodiumed, facetted and enhanced
with Superluminova SLN C1
Hands : Rhodiumed, facetted and enhanced
with Superluminova SLN C1

Reference
10.2260.4052W/98.R573

Nomex-coated black rubber strap and
black triple folding clasp