Casio GW-300A / GW-300CA Manual — Module 2608

One owner's manual PDF for the Casio module 2608 in English. Casio fitted it in 4 models, including the GW-300A and GW-300CA — 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 Oct 2002.