PSA: Yes, Sapphire screens are totally worth their money. No, they don't scratch in non-watch-destroying activities. No, they don't need extra screen protectors. Pristine screen on a 22-month old Fenix 5X+ :
Weird scratches(?) in my 6X Pro - fēnix 6 series - Wearables - Garmin Forums
Scratches on MARQ Athlete - MARQ series - Wearables - Garmin Forums
Fenix 6 Solar Glass Replacement: Triathlon Forum: Slowtwitch Forums
Another scratched Sapphire screen... - fēnix 6 series - Wearables - Garmin Forums