Complications Suite https://play.google.com/store/apps/details?id=com.weartools.weekdayutccomp
Make sure you have enabled all permission from settings > applications.
Features:
- 12h/24h based on your phone settings - Different Colors - 5 Custom complications - 5 Different Fonts - Watch Face Format - Multi Language - Always on display
Touch and hold the display, then tap on customize option. Some features may not be available on different watches and phones.