Gshock black bluetooth

✅ wireless linking using Bluetooth®

✅ Case size (L× W× H)

✅ 51.3 × 48.9 × 16.6 mm

✅ Weight : 61 g

✅ Resin　

✅ Resin Band

✅ Carbon Core Guard structure

✅ 200-meter water resistance

✅ battery life: 2 years