Khatangu-degel armour is the Asian version of the plate armor – brigandine. Armour was very popular among the tatar-mongolian and russian warriors in the XIII-XIV centuries. Depending on the outer fabric and decoration, it could be a kind of officers’ dress armour.
We recommend you to wear Khatangu degel over the gambeson. Tatar-mongolian helmet will be a good addition to this armour.
And in this article you can read full history of this armour!