Yes, you can add your One card to your Apple iPhone and Apple Watch for Apple Pay use. Follow the steps below to complete the setup process.
1. Log into your One account on your iPhone and select the One card icon in the top right corner of your screen
2. Scroll to the bottom of your screen and select the “Add to Apple Wallet” button
3. Select your Apple Watch from the list
4. Select “Next”
5. Agree to Apple’s terms and conditions
6. Set your One debit card as the Default Payment option