G-Shock GSTB400D-1 G-Steel Data Collection Presage Featuring sensor capabilities for calorie

Featuring sensor capabilities for calorie and distance calculations based on step count

2 years between replacement

Striking and refined

with a chic round case and steel bracelet with rosy beads

It also includes a stopwatch measuring 24 hours in 1/5th of a second increments with split time

G-Shock GSTB400D-1 G-Steel Data Collection Presage Featuring sensor capabilities for calorieIntroducing the new improved slim design G STEEL GST B400 with Bluetooth and Solar functions. G Shock Connected App Mobile Link (Wireless using Bluetooth) Tough Solar Stainless steel Bezel & Bracelet Mineral Glass Neobrite Shock Resistant Carbon Core Guard structure 200 meter water resistance