selectable measurement interval (5-seconds or 2-minutes)

Case Water Resistance: 5 ATM

case thickness: 8 mm

Case diameter in mm: 44

Ice Steel ICE steel - Silver-Blue/Steel

Casio • WS1000H-1AV • Sports Color:Black selectable measurement interval (5-seconds orThe WS 1000 series for men and the LWS 1000 series for women each come in a choice of three models. Memory is available for storage of up to 60 lap time records. During elapsed time measurement, you can display both elapsed time and the current time of day, and an LED light allows easy reading, even in the dark. The tip of the band is curved to facilitate strapping these watches to the wrist, and there are more band holes to allow fine size adjustment