Bi-Directional Rotating Bezel can be used as slide rule 60 minute Chronograph records elapsed time up to 60 minutes and will run for up to 12 hours. Chronograph 2nd hand runs in 1/5 second increments. Date Second hand dial at the 9 o'clock position. Alarm Alarm hand can also be used to indicate time in a second time zone. Water-tested to 200 meters. LumiBrite® hands and markers for night-time visibility. Double locking 3 fold clasp Stainless Steel case and bracelet. Hardlex crystal is scratch-resistant