Aliexpress
Click here… to search for Newwear R11 Smart Watch on Aliexpress
Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
Coupon (23.53 USD): BGbf11dd
Coupon (23.53 USD): BGc70579
(CouponsFromChina.com tip: you should apply the coupon in your cart after clicking “Proceed to checkout”. Click to copy code and open shop)
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BGR1123, BGCNR114, BGWRIBAND10, BG4121a8, BGd6222c, BG92b6a9, BG52ec81, BGdf7aec, BGb47c89
(sometimes old coupons work, so you can check them out (this site checks them on every price update))
Price history and price alert
Price history (for all/most countries) for Newwear R11 Smart Watch is here.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).