Just check coupons out (with price alert and history). What is best price?
, CPU: MediaTek / Helio G80 / 2x ARM Cortex-A75 + 6x ARM Cortex-A55 MPcore / up to2.0GHz / Octa-core CPU, OS: Android 11, Screen Material: Corning Gorilla Glass 3, RAM: 4GB / LPDDR4X dual channel, Resolution: 2340*1080 / FHD+ / 19.5: 9 (~409 ppi density), Touch: Capacitive multi-touch, Card Extend: Yes / Supports expandable storage up to 256GB, GPU: Arm Mali-G52 2EE MC2 / up to 950MHz, ROM: 128GB / EMMC 5.1, Display Size: 6.3″ (measured diagonally / ~92.7% Screen-to-body ratio), Type: Capacitive touch
Aliexpress
There’re some similar (or not) items on Aliexpress
| Image | Product (link) | Price | Coupons |
|---|---|---|---|
 |
New For UMIDIGI BISON X10 PRO Smart Watch Men GT4Pro AMOLED HD Screen Bluetooth Call GPS NFC Heart rate Sport SmartwatchWomen | $66.15 | – |
Click here to search by yourself. Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in Hong Kong. There is one coupon available! Pretty cool, huh?
Link: Banggood product page
1. ($209.29): Cuponation9
paste coupon code in your cart and click Apply 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): 6GSGIT
(sometimes old coupons work, so you can check them out (this site checks them on every price update))
Price history and price alert
Do you need price history chart (for all/most countries) for UMIDIGI BISON Pro Waterproof NFC G80 4/128GB? There we go.
Price records source(s): 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)).