Pleasantly surprised by the timekeeping of the F91w. It's been sitting in a drawer for over a year since I bought my radio synced 5610 and it's less than half a second
File:Casio F-91W.jpg - Wikipedia
CASIO F-91W by na7ane - Haylou Solar LS05 | 🇺🇦 AmazFit, Zepp, Xiaomi, Haylou, Honor, Huawei Watch faces catalog