Casio Watch Line: G-ShockModule number: 5641Manual in PDF: Watch 5641 Online → (without downloading, good for mobile);English Instruction Manual in PDF: Download Like your watch? Enjoy our recent news about GBA-900 Series All G-Shock GBA-900 News →
Casio Watch Line: G-ShockBattery type: CR2025Battery price: 6$ [average Amazon price. We may earn a commission on qualifying purchases from our links to Amazon]Original Battery for: G-Shock GBA-900 Watch
Before using this guide, we recommend: Download official GBA-900 Manual → Watch official 5641 GBA-900 Manual Online → All settings are clearly explained and understandable.