Gemmera is one of the southern provinces in the Nilfgaardian Empire known for its mercenary unit known as the Gemmeran Pacifiers. Some of them also served in Skellen's unit.
Heraldry
Speculative coat of arms for Gemmera
The coat of arms for Gemmera is never actually described in the books. This particular coat of arms was designed by our resident heraldry and Witcher expert Mboro.