Aliexpress
Click here… to search for 12x Xiaomi Radical 0.4mm Swiss Gel Pen [EU] on Aliexpress
Here are coupons that you can use.
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. China – 12x Xiaomi Radical 0.4mm Swiss Gel Pen (6.79 USD)
Latest coupon code price check (UTC time):
Banggood
Banggood warehouse is located in Europe 
. I can’t find any active coupons for this product in Banggood. Sorry, but there’s no price history in my database.
Link: Banggood product page
Price: -3 USD
It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.
Click here to search on Banggood!
Old coupons (from the oldest to the newest): 12annvex-8%, 7f09ac, e2bcea, BGMLSwiss, 2019SPEDM, BG3CSUM, AFfbG10, 502C6B, BGBFAFF2019, BGCITYADS2019, BGVDay10%off, BGAFF10OFF, BGTT10, bGhOnEy10, BGRA582, BGRAX582, BGdragonBoat, BGSS10%SW, BG8868, BgoFErTaSchInA10, BgcLuBofErtA10, BGCuponation10, BGES456, 13f142, BGHONEY2110
(there’s a little possibility that old coupon will work)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. China – 12x Xiaomi Radical 0.4mm Swiss Gel Pen (6.79 USD)
Price history and price alert
It doesn’t make sense to generate price history chart, because there is one price record which is: 6.99 USD.
You can set price alert (for Banggood).