Antique Art Nouveau 3 Old Mine Cushion Cut Diamonds Floral 18K Yellow Gold Ring

Antique Art Nouveau 3 Old Mine Cushion Cut Diamonds Floral 18K Yellow Gold Ring. This is a beautiful original Art Nouveau ring c.1920. The ring is set with 3 white sparkly old mine cushion cut diamonds. The largest diamond in the center measures .45 carats.Total diamond weight .75 carats. The diamonds are HI color SI-1 clarity. They face up eye clean. One each side of the band are detailed etched floral designs. The ring shank is marked 18k. Ring size 8-1/4. Weight 4.7 grams. From diamond to diamond it measures 12mm. Widest width 5mm. Excellent condition.