Vintage Hans Hansen silver and oval green aventurine ring

A vintage solid silver ring set with a tapered flat topped oval cabochon of aventurine set in a dish shape mount above a wide flat band - signed HaH for Hans Hansen of Kolding and 925 for Sterling - total weight 15.4grms - dimensions of face 18mm x 12mm - current ring size approx N AU/UK (USA 6 1/2) - please enquire to resize - c.1970 Denmark