ZENITH CHRONOMASTER REF. 51.2081.400/78.C810 EL PRIMERO FULL OPEN - STEEL & 18K ROSE GOLD CAL. 400B (50H)

MOVEMENT
El Primero 400 B, Automatic
CALIBRE
13½ (Diameter: 30 mm)
THICKNESS
6.6 mm
COMPONENTS
326
JEWELS
31
FREQUENCY
36,000 VpH (5 Hz)
POWER RESERVE
min. 50 hours
FINISHING
Oscillating weight with "Côtes de Genève" motif

Chronograph:
- Central chronograph hand
- 12-hour counter at 6 o'clock
- 30-minute counter at 3 o'clock Hours and minutes in the centre
Small seconds at 9 o'clock
Date indication at 6 o'clock

MATERIAL
Stainless steel & 18-carat rose gold Steel & Rose Gold
DIAMETER
42 mm
THICKNESS
12.75 mm
CRYSTAL
Domed sapphire crystal with anti-reflective treatment on both sides
CASE-BACK
Transparent sapphire crystal
WATER-RESISTANCE
10 ATM
DIAL
Openworked with three different-coloured counters
HOUR-MARKERS
Gold-plated, faceted and coated with SuperLuminova SLN C1
HANDS
Gold-plated, faceted and coated with SuperLuminova SLN C1

STRAP
Brown Calfskin leather strap with protective rubber lining
CLASP
Stainless steel triple folding clasp