Aliexpress
Click here… to search for Zeblaze THOR 5 2/16GB Smart Watch on Aliexpress
Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China. Well, there is one coupon available right now.
Link: Banggood product page
Coupon (74.99 USD): BGf4e0ac
(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): BGTHOR5WK, zeblaze10, BGitthor5, BG3CSUM, BGTHOR5, BGTHOR57, bgthor135, BGUS002, BGZBThor5, bgwp, BGBTTHOR5, BGBINKUPON799, BGZeblaze10, BGPro19, BGBTHOR5, BGAT5, Email5, BGBFZT5, 13f142, BGb5644b, BG01da60, BGc87171, BGc85b6f, BGSWATCH10, BG2dd179, BG7eb1fb, BG065148, BG0892b9, 6GSGIT
(system checks these coupons on every price check (like once per 24 hours), but you can check them out anyway)
Price history and price alert
Price history (for all/most countries) for Zeblaze THOR 5 2/16GB Smart Watch is here.
Price records source(s): Gearbest, Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).