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WATCH
Self-winding mechanical movement. Caliber CH 28‑520 C. Flyback chronograph. Central chronograph hand. 60-minute counter. Date in an aperture.
DIAL
Black embossed, gold applied numerals with luminescent coating.
CASE
Steel. Screw-down crown. Sapphire-crystal case back. Water-resistant to 120m. Diameter (10-4 o’clock): 42.2 mm. Height: 11.9 mm.
BRACELET / STRAP
Composite material, black (originally fitted). Composite material, orange (additional strap). Aquanaut fold-over clasp.
CH 28-520 C/528
SELF-WINDING
Chronograph with 60-minute counter. Date in an aperture. Diameter: 30 mm. Height: 6.63 mm. Parts: 308. Bridges: 14. Jewels: 32. Power reserve: min. 45 hours - max. 55 hours. Winding rotor: 21K gold central rotor. Balance: Gyromax®. Vibrations/hour: 28 800 (4 Hz). Balance spring: Spiromax®. Hallmark: Patek Philippe Seal.
