Use Amazon coupon code ZQZP4HWP during checkout. Amazon has this Hamswan Bluetooth Android Smartwatch for $18.99 after instant savings. Apply the promo code at checkout and the price drops to $15. Shipping is free for Prime members or with orders of $49 or more. This smartwatch is available in Gold for this price and features a pedometer, sleep monitor, Bluetooth to make and receive calls, and more. It previously sold for $82.99. This deal is available for a limited time.