Casio GW-810 / GW-810BD Manual — Module 3050

Two owner's manual PDFs for the Casio module 3050, each a different scan (English included). Casio fitted it in 11 models, including the GW-810 and GW-810BD — the full list is below. Casio's spec sheet lists one CTL1616, with 6 months of battery life and accuracy within ±15 seconds a month; the module first shipped in Aug 2006.