First G. Brought in summer 2013: 34 countries, 10 peaks, 5 seas/ ocean (40m max depth), Sahara, jungles. Never a problem, never changed battery. ❤️ : r/gshock
Manual Casio 5325 (page 1 of 9) (English)
CASIO EDIFICE EFSS500DB-1AV Solar Power Chronograph – Chronos Boutique