Use a compatible wireless charging pad designed for Apple Watch
Use a USB power bank with an Apple Watch charging puck
Borrow an Apple Watch charger from someone else
Use a multi-device charging station with Apple Watch support
Use a MagSafe Duo charger if you have one
Use a certified third-party Apple Watch charger
Charge through a laptop or wall adapter with the Apple Watch charging cable
Visit an Apple Store or authorized service provider for charging help