Using backtrack apple watch series 7 without phone

Hello, Sinanik.

Are you asking how you can use your watch without the iPhone being present? If so, this article gives instructions on how to do that: Use Apple Watch without its paired iPhone - Apple Support. It explains:

"With Apple Watch with cellular and an activated cellular plan, you can stay connected even when away from your iPhone. For all other models of Apple Watch, there are still things you can do even when you are away from your iPhone and not connected to Wi-Fi:

• Listen to music on Apple Watch
• Listen to podcasts on Apple Watch
• Listen to audiobooks on Apple Watch
• Record and play voice memos on Apple Watch
• Use transit cards and use your student ID card
• Find people, find devices, and find items
• Use the watch, world clock, alarms, timers, and the stopwatch
• Display photos from synced photo albums
• Make store purchases with Apple Pay
• See the existing calendar events on your Apple Watch
• Track your activity and workout
• Check your heart rate, edit your sleep schedule, measure your blood oxygen levels, track menstrual cycles, and relax and breathe mindfully
• Measure sound levels around you and from your headphones"

Regarding your Apple Watch face questions, this page explains more about the available faces and what they can do: Apple Watch faces and their features - Apple Support.

Let us know if we can help with anything else at all or if this doesn't settle your issue. Thanks and have a fabulous day!