My Casioak, now with a sapphire crystal :) : r/gshock
Sapphire Crystal | CASIO
CASIO EDIFICE - The new EDIFICE EFR-S567D slim chronograph utilizes sapphire crystal, which is hard to scratch. This keeps the watch face clear. https://products.edifice-watches.com/asia-mea/en/_detail/EFR-S567D-2AV/ | Facebook