G-SHOCK unveils its first-ever collaboration timepiece with streetwear brand ASICSTIGER, the GBA800AT-1A. The new limited edition watch combines advanced Japanese technology with a forward-thinking aesthetic for an updated GBA800 that captures the essence of G-SHOCK and ASICSTIGER. Using a built-in accelerometer to measure daily steps taken and walking/running pace, the GBA800 displays daily steps taken and progress to the goal on the watch face. Using Bluetooth®, the watch pairs with a smartphone and sends data to the G-SHOCK Connected app, allowing users to track and view the daily steps they take and the calories they burn. case 54mm.