Kate Spade Scallop Touchscreen Smartwatch KST2006. The exclusive design from Kate Spade combines with smart technology so you can be stylish every time by matching the dial to your outfit. means that you can track your steps sleep & set personal fitness goals. You can also receive calls messages & alerts from your favourite apps. This smartwatch is compatible with Android OS 4.4+ (excluding Go Edition) iPhone 5/i OS 9.3+.