We previously heard about the new Samsung Galaxy Watch and the Samsung Gear S4 smartwatch, there is a good chance these are the same device.
Samsung current smart watches come with their own Tizen OS, although according to Ice Univers the new Samsung Galaxy Watch will feature Google’s new Wear OS.
About Gear S4 (probably called Galaxy Watch) Based on Android Wear, 470mAh battery, PLP package, it is expected to have new UX interaction and blood pressure measurement.
— Ice universe (@UniverseIce) July 6, 2018
The new Samsung smartwatch is also rumored to come with a larger 470 mAh battery than the current device. It is possible that it could launch with the new Galaxy Note 9 at Samsung’s event next month, or it could possibly launch at IFA in September.
Source Ice Universe