Bidspirit auction | Breathtaking antique French tazza, made

Breathtaking antique French tazza, made of silver 950, with Minerva hallmark.  Attributed to the French medalist Oscar Roty. The center plaque appears to be made of silver plated copper, with green guilloché enameling.  Weight: 760g. 24cm x 11cm height x 18cm diameter. Some minor dents and scratches. Hallmarked.