I bought this gown on amazon to upgrade my existing gown (purchased on eBay and all black). It's quite good, more lightweight, blue is as pictured. I have a blue tam from e-bay and a hood that was original and purchased from an official company for like $170 when I graduated.
https://www.amazon.com/gp/product/B09YN5BQHK/ref=ppx\_yo\_dt\_b\_search\_asin\_title?ie=UTF8&psc=1