The Kospet Optimus 2 has a 1.6-inch display, a 1,260 mAh battery and runs Android, rather than Google's Wear OS platform. Kospet has even included a 13 MP camera for good measure.
https://www.notebookcheck.net/Kospet-Optimus-2-A-bizarre-smartwatch-that-runs-Android-with-a-massive-battery-and-an-LTE-modem.549095.0.html