The Moto Watch 100 is now available in the US, and it's under $100
Motorola Moto Watch 100 Smart Watch 42-Millimeter GPS for Men and Women,14-Day Battery,24/7 Heart Rate, SpO2, 5 ATM Water-Resistant, AOD, Compatible with Android and iPhone, Black : Electronics - Amazon.com
Amazon.com: Motorola Moto Watch 70 - Health and Fitness Smartwatch for Every Day Wear, Advanced Health Features, Up to 10 Days Battery Life - Compatible with Android and iOS, Phantom Black :