Period: around 1970
750 thousandths matt yellow gold and platinum - gross weight: 15.70 grams
Medallion decorated with a Virgin in relief in matt gold in a circle of rose-cut and old-cut diamonds
Diameter: 3.5 cm
Signature on the back: G.Coquelin (Gabriel Eugène Coquelin, born in Agen on October 18, 1907 and died in Châtillon on September 24, 1996, is a French sculptor)