The A-1S is the quintessential field watch featuring a Japanese quartz movement, an offset crown at 4:00, a black dial with white hour markers, a red seconds hand, luminous hands and hour markings, a white 24-hour military time scale, a screw down crown, screw-in case back, scratch resistant mineral crystal, patented DX3 case design, and a olive green colored one piece nylon strap. This model is perfect for those who have smaller wrists.

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