From the Accutron Watches, Accutron Courchevel Collection. The chronograph function includes 1/10 second precision, with 30-minute counter at 9 and 60-seconds over 6. Hours, minutes, and a red-arrow-tipped seconds extend from the center. Unidirectional elapsed time bezel serves essential time measurement needs. Blue Mother-of-Pearl dial surrounded by dark blue fanning curves of guilloche texture. White luminous hands. Domed sapphire crystal. Stainless steel case and bracelet. Black onyx cabochon crown and lug ends. Deployment buckle closure with lock. Water resistant to 50m/165ft.