Aliexpress
Click here… to search for Ergonomic High Back Gaming Chair [EU] on Aliexpress
Here are coupons that you can use.
Latest coupon code price check (UTC time):
Banggood
Banggood warehouse is located in Europe 
. I don’t really know if this price is reasonable, coz there’s no price history in my DB. I found coupon for you. Check this out.
Link: Banggood product page
Coupon (154.69 USD): Cuponation9
(CouponsFromChina.com tip: 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
Old coupons (from the oldest to the newest): BGEH742, AFfbG10, BGC57742, BGUKC57742, BGRUC57742, BGUK224, BGRU7742, bGhOnEy10, BGHUC57742, 7d18f7, BGUKEDGCX2, BGUKEHBRGC, 6GSGIT, ADMITAD2212, BGdd6849, 2022ACTIESNL, BG4fa53f, Tabby20, BGHome15off, 8Couponsde, MVC8SPRING, BG76239b, 8BGwbg2204, BG3113a5, BG908b47, tRaDetRaCKeR, BG7542c7, BG9e3a6c, BGdaf6f5, BGGarden20, BG34fb04, BGeb828f, BGeb9ad3, BG86a9c5, BG91df35, BG5b1e77, BGe26e03, BGPTMX42, BG6165e9, BG0142a9, BGed42d3, BG048a45, BGHUMX742, BGHOF742, BG04e490, BG5a70e4, BGa2a2c8, BGfc8611
(these codes were not working in latest coupon update, but you can check them out anyway)
Price history and price alert
It’s a new item in our database, so I can’t create price history chart. We have saved this price in database: 89.99 USD.
You can set price alert (for Banggood).