CASIO G-SHOCK GRAVITYMASTER GR-B300-1A4JF MASTER OF G Aviation Men’s Watch
・Model: GRAVITYMASTER. ・Features: MASTER OF G / GRAVITYMASTER / Aviation Concept / Bluetooth® / Tough Solar. ・Power Source: Tough Solar. ・Construction: Shock Resistant. ・Series: G-SHOCK MASTER OF G. ・Water Resistance: 200m (20 ATM).