TicWatch S2 Smart Watch (Banggood, Aliexpress: Battery Capacity: 415 mAh, Using time: About 2 days, Resolution: 400*400 pixels, Size: 1.39inch, Charging Time: About 2 hours, Charging Type: Dock charging, Type: AMOLED (the best price with coupon)).
Just check coupons out (with price alert and history). What is the best price?
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in Hong Kong. There is one great coupon!
Link: Banggood product page
1. ($205.19): band10
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 and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BGTCS27, AFfbG10, BGTWS2, 502C6B, BGBFAFF2019, BGAFF10OFF, Email5, BGSS10%SW, bgshOOp10, BG11SHOP, BGCuponation10
(you can check these old coupons out, but these probably won’t work)
Price history and price alert
Here is price history (for all/most countries) for TicWatch S2 Smart Watch. The lowest price was: $152.89.
Price records source(s): Gearbest, Banggood
Click on image to enlarge. 
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).