Some code allegedly derived from an as-yet unreleased version of iOS also reportedly offers insight into watchOS 7, software that may debut with the next Apple Watch. It hints at additions such as sleep tracking and a new mode for its Infograph watch-face. On that note, new custom faces may be possible in this version.
https://www.notebookcheck.net/Apple-Watch-6-a-new-leak-may-reveal-some-upcoming-features.457353.0.html