1988 Vintage CASIO F-28W (1156) 33mm Wristwatch - New Band & Battery | WatchCharts
Got this F-28w today and used an extra Royale strap on it. It should fit it better as the strap gets worn a couple time, these straps need some breaking in usually.
New and Old : r/casio
Casio F-28W Digital Watch | WatchCharts Marketplace
Casio Men's F28W 1 Classic Digital Watch : Amazon.in: Fashion