by 
Crafted for active sportsmen, the Certina DS Action Chrono ($550) boasts a dynamic design, supreme precision and durability. It features Swiss ETA G10.211 quartz chronograph movement, sealed from the elements by the DS+ double security system in a 42.5mm case machined out 316L low-carbon stainless steel, for diving up to 200 meters. The DS Action Chrono is equipped with a scratch-resistant sapphire crystal with anti-glare treatment, a rotating bezel and a date window.