Fenix 5s not so water proof. Went to do an ocean swim and came back to shore and screen was black. Happened 3 weeks ago. Opened the case today, this is what
Open Water Swimming - fēnix 5 Plus series - Wearables - Garmin Forums
Garmin Fenix 5 Review - A New Smart Watch King, But For One Mistake | TitaniumGeek