MAISON PAUL ROBIN
Classical Style Brooch
Gold Sapphire Diamond
Diameter: 3.50 cm (1.38 in) 
Marks: Indistinct maker's mark 'PR' & Eagle's head
French, c.1880
Fitted Case
Literature: cf. Art Nouveau Jewelry, Vivienne Becker, 1985, p.227
Henri Vever, French Jewelry of the Nineteenth Century
translated from the French by Katherine Purcell, 2001, p.1015

Ref: 4299