Ring Solitaire MAUBOUSSIN "Un Automne 1930" in white gold and diamonds

Ring signed by the Mauboussin House in white gold 750 thousandths (18 carats). model Un Automne 1930 n°2. set with diamonds. 1 diamond brilliant-cut. total weight approx. 0.18 ct. surrounded by 30 diamonds brilliant-cut. total weight approx. 0.12 ct. total weight diamonds approx. 0.30 ct. top width: 0.71 cm. Size size: 52. total weight: 3.00 g. eagle head hallmark. excellent condition.