Art Nouveau Old Mine Cut Diamond 18K Gold Ring

This is a beautiful antique Art Nouveau ring circa 1920 set with 3 old mine cut diamonds. There are 6 additional rose cut diamonds in white gold. The old mine cuts average I color SI-1/2 clarity total diamond weight .40 carats. Ring Size 10 inquire about ring sizing, Weight 2.5 grams, Face of the ring measures 11mm wide