According to several sources around the web the prices for the Samsung Gear S2 smartwatch in the USA might be:
Gear S2 Sport standard US$350.-
Gear S2 Sport 3G US$400.-
Gear S2 Classic standard US$400.-
The Gears will have Samsung Pay NFC, health care features, tracking exercise patterns, providing advise., and wireless charging technology.
In South Korea and UK the device also serves as a public transportation card, for to be used on buses and subways.