Old mine cushion cut Edwardian solitaire

Ring: hand made platinum Edwardian filigree solitaire diamond ring: Featuring a centrally bead set old mine cushion cut diamond, supported in a square head. surrounded by 6 old mine cushion shaped diamonds. Further accented with bright cut engraving wheat and acanthus leaf motifs. Further accented with filigree under galleries and mill-grained edges. Circa: 1920’s Edwardian Diamonds: Cushion cut diamond: Measurements: 7 x 6.9 x 4.38 Estimated weight: 1.68 Color: K Clarity: Si1 Fluorescence: Faint 6 old mine cushion cut diamonds: Estimated total weight: 1.08 ct apx Color: J/K Clarity: Vs2 / Si1