The eCoupon will be automatically inserted into the eligible Watsons eShop account within 7 working days after order collection / delivery. eCoupon is only applicable at Watsons eShop. Please login Watsons HK website / App, add your favorite products in shopping basket and click “next”. Select the eCoupon in the delivery address / store page for usage. After the eCoupon redemption, the minimum checkout net order value is $50