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DEFY El Primero 21 Ultraviolet

Titanium, El Primero 9004, 44 mm. Made in Le Locle, Switzerland. Model 97.9001.9004/80.R922
Editor's notes

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


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Technical Specifications


Model: 97.9001.9004/80.R922

El Primero 9004


Components: 293

Jewels: 53

Frequency: 36,000 VpH (5 Hz)


Bracelet Material: Black rubber with ultraviolet "Cordura effect" rubber

Bracelet Interhorn (case): 23

Bracelet Interhorn (buckle): 22

Interchangeable strap system: No

Microblasted titanium double folding clasp




Hours and minutes in the centre

Small seconds at 9 o'clock

1/100th of a second Chronograph:

- Central chronograph hand that makes one turn each second

- 30-minute counter at 3 o'clock

- 60-second counter at 6 o'clock

- Chronograph power-reserve indication at 12 o'clock

Water resistance: 10 ATM


Transparent sapphire crystal

Case-back: Domed sapphire crystal with anti-reflective treatment on both sides

Hour-markers: Rhodium-plated, faceted and coated with SuperLuminova SLN C1 [Hour markers]

Case material: Microblasted titanium

97 9001 9004 80
97 9001 9004 80 97 9001 9004 80

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