The high-frequency El Primero 21 1/100th chronograph in a 44mm black ceramic DEFY case, paired with a black textured rubber strap. Its automatic movement features two independent high-frequency escapements beating at 50Hz for the chronograph function and 5Hz for timekeeping.

CASE

MATERIAL: Ceramic 

DIAMETER: 44 mm

WATER RESISTANCE: 10 ATM

DIAL: Openworked with two different-coloured counters 

MOVEMENT

MOVEMENT: El Primero

COMPONENTS : 293

FREQUENCY: 36,000 VpH (5 Hz)

POWER RESERVE: min. 50 hours

FUNCTIONS

• 1/100th of a second Chronograph:
• - Central chronograph hand that makes one turn each second
• - 30-minute counter a 3 o'clock 
• - 60-second counter at 6 o'clock
• - Chronograph power-reserve indication at 12 o'clock 
• Hours and minutes in the centre 
• Small seconds at 9 o'clock 

STRAP

KIND: Black Rubber (HNBR Quality)

CLASP: Titanium double folding clasp with Black DLC coating

REF: 49.9000.9004/78.R782