Vintage 70s 100% Wool Cardigan Sweater Full Zip

Approx flat lay measurements Bust 19.5” Shoulders 16” Length 23” Size medium on tag. 100% wool. Unlined. Deep red with black trim. Two front pockets. Full zip front closure. No rips. Tears or stains. Pet and smoke free home My research suggests this cardigan is 70s and Irish origin, however if anyone can add detail I would be happy to listen. Twee