A full version app for Android, by DK Watch.

Are you bored with your watch’s wallpaper? Try the Dark MODE Watch Face app to give a unique look to your device. It is not overly crowded and still shows a decent amount of information. Some features include an analog watchface, 12/24h format (automatic), battery percentage, x10 Bezel Color styles, x10 Numbers Colors, x10 Backgrounds, and x6 Multicolor Hands.

This is surely very elegant and is customizable depending on how you want it to look. Just make sure to select your watch device model from the install dropdown menu to make sure that the app will work on your watch.