Xiaomi Mi9 SE 6/128GB Global Black (Banggood, Aliexpress: Display Size 5.97Inch AMOLED, CPU Qualcomm Snapdragon 712 Octa Core (max to 2.30GHz), 2970mAh(min), ROM 128GB UFS2.1, GPU Adreno 616, Resolution 2340*1080 Pixel, RAM 6GB LPDDR4x 1866MHz, 3070mAh(typ), OS MIUI 10 (the best price with coupon)).
You can create price alert here, copy coupons and view price history. Do you want to know what the best price is?
Aliexpress
There’re some similar (or not) items on Aliexpress
You can use link bot to get even lower price:
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.
Link: Banggood product page
1. ($289.97): BG109SE3
2. ($293.55): BG109SE2
3. ($332.93): od7off
4. ($348.99): 7bcdf9
apply it in your cart after clicking “Proceed to checkout”. Click to copy code and open shop.
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/i1u
Old coupons (from the oldest to the newest): 5BGM9SE6, plfonall, 5BGM9E, BG5M9E, BG5M9E2, BG5M9E3, BG6M9E, BG6M9E3, BG6M9EES, BGM9See, BG6M911, affiliate6, BG6M918, BGM96618, BGM9SBJ, BG7M96E6, aff7off, BGEM9SE, bgssaff9, BG7M9E7, BG7M9E7U, BG7M9E7U2, BG8M9E7, BGR9SE13, BGR9SE8, BGaDmITAd, BG9SE9, BG10SE9, BG109SE, BG109SEU, BG119SE
(system checks these coupons on every price check (like once per 24 hours), but you can check them out anyway)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Hong Kong – Xiaomi Mi9 SE 6/128GB Global Blue ($-3)
Price history and price alert
Here is price history (for all/most countries) for Xiaomi Mi9 SE 6/128GB Global Black. The lowest price was: $273.77.
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)).