Gold and Diamonds French Retro Ring

A lovely vintage ring, made in France circa 1940.

Made in yellow gold 18k and platinum. They are partly erased / polished but we can notice the eagle head Hallmark and Dog head hallmark for gold and platinum.

The ring has presence, the size is 57.5 or 8 USA. 

Dimension of front: 29 mm and 15mm.

Total weight: 20.30 grams