CASIO gshock GM-5640GEM-1JR GM-5640GEM-1 limited model 20ATM watch 2023.01 released
ABOUT THIS BRAND ELEGANCE AND TECHNOLOGYG-Shock is a line of watches manufactured by Japanese electronics company Casio, designed to resist mechanical shock and vibration. G-Shock is an abbreviation for Gravitational Shock. The watches in the G-Shock line are designed primarily for sports, military and outdoors-oriented activities; nearly all G-shocks are digital or a combination of analog and digital and have a stopwatch feature, countdown timer, electroluminescent backlight and 200-metres of water resistance. Product Description ?CASIO gshock GM-5640GEM-1JR GM-5640GEM-1 limited model 20ATM watch 2023.01 released Product specification release date January 2023 Case size (length x width x thickness) 49.6 x 43.2 x 12.9mm mass 78 grams Case and bezel material resin/stainless steel band resin band structure Impact resistant structure (shock resist) Waterproof 20 ATM water resistant Power supply and battery life Battery life: about 2 years Exterior glass inorganic glass surface treatm