GST-B400-1AER | Bluetooth, solar power | The GST-B400 is our latest G-STEEL model, the slimmest G-SHOCK of this series yet (12.9 millimeters) and constructed with a lightweight carbon fiber... | By CASIO
![Convex leather watch belt for CASIO G-Shock GST-B400/ GST-B200 series cowhide watchband accessories watch strap 24*14mm 24*16mm _ - AliExpress Mobile Convex leather watch belt for CASIO G-Shock GST-B400/ GST-B200 series cowhide watchband accessories watch strap 24*14mm 24*16mm _ - AliExpress Mobile](https://ae01.alicdn.com/kf/S436cbe6aebdc4b5cb238ec6181bd0b47k/Convex-leather-watch-belt-for-CASIO-G-Shock-GST-B400-GST-B200-series-cowhide-watchband-accessories.jpg)
Convex leather watch belt for CASIO G-Shock GST-B400/ GST-B200 series cowhide watchband accessories watch strap 24*14mm 24*16mm _ - AliExpress Mobile
![GST-B400D-1AER | Casio G-Shock G-Steel GSTB400D1AER watch, oficial catalog, Laguardajoiers official distributor of Casio in Barcelona GST-B400D-1AER | Casio G-Shock G-Steel GSTB400D1AER watch, oficial catalog, Laguardajoiers official distributor of Casio in Barcelona](https://www.laguardajoiers.com/media/catalog/product/cache/84c6d0901a43e0f971586c963d22e9d6/g/s/gst-b400d-1aer_web_1.jpg)