Japanese quartz OS21 3-Hand Chronograph Professional MovementChronograph features minute hand, 24-hour hand, and 3-date windowRatcheting bezelStationary Crown ProtectorWater-resistant to 165 feet (50 M)

Japanese quartz 1M12 3-Hand MovementPatented ibeam technology : built-in high intensity LED flashlight and 3x flip-up magnifying lensScrew down crown and case back3 date WindowWater-resistant to 165 feet (50 M)

Quality Japanese-quartz movementFlat Mineral crystalWater-resistant to 99 feet (30 M)

Japanese quartz 1M12 3-Hand MovementPatented iBeam Technology : built-in high intensity LED flashlight and 3x flip-up magnifying lensTachymeter on bezel3 date WindowWater-resistant to 165 feet (50 M)

Japanese quartz 1M12 3-Hand MovementPatented ibeam technology : built-in high intensity LED flashlight and 3x flip-up magnifying lensScrew down crown and case back3 date WindowWater-resistant to 165 feet (50 M)