One of the hottest categories that we're tracking this Prime Day is smartwatches, and one of the best smartwatch deals for Prime Day is this amazing discount on the top of the line Fitbit Sense . Normally retailing for $330, you can strap on a Sense smartwatch for under $200, thanks to this steep Prime Day sale. The Sense is Fitbit's most expensive, most premium wearable, and as the name suggests, it is packed with all kinds of advanced health sensors to help you make the most out of your personal fitness and wellness journey. Fitbit Sense | $130 off at Amazon With the Sense, Fitbit aims to provide the ultimate device to track and manage your physical and mental fitness. It features advanced sensors to measure your electrodermal activity, skin temperature, SpO2, and stress levels. It also has solid smartwatch functionality and useful features like NFC for contactless payments and GPS to accurately track your workouts phone-free. $200 at Amazon I've gone on and on