Very old bronze hotsell unresearched aplique

This is an old bronze massive aplique. It was in my family possession for at least 50 years. The aplique is massive and honestly i cannot identify wtah exactly is depicted on it, but details are similar to nordic or celtic style.

size of the aplique is 65x45 mm
Weight of the ring is 63 grams
That item was found in an old house hotsell