![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 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](https://preview.redd.it/pleasantly-surprised-by-the-timekeeping-of-the-f91w-its-v0-v7jgye6h128b1.jpg?width=1080&crop=smart&auto=webp&s=3d29957d47a1b8a0ba767aa9e9125bceead37f63)
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
![Custom Casio F-91w Army Stripes - Modified Military Vintage Hydromod Casio Watch - Blue and Yellow Striped Screen - Blue Striped 22mm Strap Custom Casio F-91w Army Stripes - Modified Military Vintage Hydromod Casio Watch - Blue and Yellow Striped Screen - Blue Striped 22mm Strap](https://i.etsystatic.com/42020855/r/il/023dc6/5630522184/il_fullxfull.5630522184_r4gx.jpg)
Custom Casio F-91w Army Stripes - Modified Military Vintage Hydromod Casio Watch - Blue and Yellow Striped Screen - Blue Striped 22mm Strap
![Pegor's F91 Kepler Is a Work-in-Progress Open-Hardware Smartwatch Reboot of Casio's Classic F-91W - Hackster.io Pegor's F91 Kepler Is a Work-in-Progress Open-Hardware Smartwatch Reboot of Casio's Classic F-91W - Hackster.io](https://hackster.imgix.net/uploads/attachments/1471252/image_Ik6nEVLziE.png?auto=compress%2Cformat&w=830&h=466.875&fit=min&dpr=2.625)
Pegor's F91 Kepler Is a Work-in-Progress Open-Hardware Smartwatch Reboot of Casio's Classic F-91W - Hackster.io
![Casio F-91-W-1 Watch with Custom Nylon Very Lightweight Band Water Resistant Alarm Chronograph Digital Watch in Original Box and Papers. Casio F-91-W-1 Watch with Custom Nylon Very Lightweight Band Water Resistant Alarm Chronograph Digital Watch in Original Box and Papers.](https://i.etsystatic.com/17082997/r/il/bf09b6/5222164144/il_570xN.5222164144_rmld.jpg)
Casio F-91-W-1 Watch with Custom Nylon Very Lightweight Band Water Resistant Alarm Chronograph Digital Watch in Original Box and Papers.
![Casio F91w-1/la11wb-1 Men's and Women's Resin Band Alarm Chronograph Digital Watch Set, Adult Unisex, Size: One size, Black Casio F91w-1/la11wb-1 Men's and Women's Resin Band Alarm Chronograph Digital Watch Set, Adult Unisex, Size: One size, Black](https://i5.walmartimages.com/seo/Casio-F91W-1-LA11WB-1-Men-s-and-Women-s-Resin-Band-Alarm-Chronograph-Digital-Watch-Set_7f02e514-0fa7-4438-93af-ec711f398c2e.486828ae22ce1d654bb2319c1de2d852.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)