This is a superb Art Nouveau bronze.
"Bust of a young girl "
Sculpture signed Paul Ganuchaud.
Total hight: 14,5 cm
Marble base: 4 x 4 cm hight: 6,5 cm
Perios: 1900 - 1920
Good condition, nice old patina.
Here is a converter inches / cm to help you with the dimensions.