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Mens Certina DS Action Precidrive Chronograph Watch C0324171104100The Watch Hut
Precidrive â€“ This innovative technology ensures the utmost accuracy at Certina. The timepieces with Precidriveâ„c quartz movements achieve real chronometer precision. With a rate deviation of +/-10 seconds per year, making it 10 time more accurate than traditional quartz timepieces. DS Concept - Certinaâ€™s international reputation as a sports brand has been founded on the DS Concept since 1959. This system makes the watches extraordinarily robust. The secret of this Double Security (DS) system lies in the elaborate security features â€“ scratch-resistant sapphire crystal, a complicated system of seals protecting the stem and crown, and a reinforced case back.