Just check coupons out (with price alert and history). What is best price?
Using time: About 7 days, CPU: ARM M4, Resolution: 390*390pixels, Battery Capacity: 178mAh, RAM: 16MB, Size: 1.2inch, Standby Time: About 15 days, ROM: 128MB, Charging Time: About 2 hours, Charging Type: Magnetic charging, Type: AMOLED
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 code price check (UTC time):
Banggood
Banggood warehouse is located in Hong Kong. One coupon is available. Cool!
Link: Banggood product page
1. ($145.85): band10
apply code in your basket (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): TTxBG10, 49honor, e2bcea, 15wt, honor0220, HONOR10, HONOR20, BG128FBH, honor20, 43magic, BGHWM, BGHUA, BGMAGICW, BGВСЕHonor, BG3CSUM, BGMGGIC139, BGmagicB1, BGMagic99, AFfbG10, BGHONOR92, 8fbade, BGHWWM, BGBFAFF2019, BGHUA59616, BGPro19, BGMagic09, BGHONOR20, BGAFF10OFF, BGSS10%SW, BGHONMAG, Email5, bgshOOp10, BGHALLOWEEN, BG11SHOP, BGCuponation10
(there’s a little possibility that old coupon will work)
Price history and price alert
Here is price history (for all/most countries) for Huawei Honor Magic Smartwatch.
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)).