c. 1910 Late Belle Époque Open Metalwork Gold and Platinum Ring with an Old Mine Center

Period: c. 1910 Belle Époque/post-Edwardian 

Materials: approx. 18K gold; platinum; diamonds

Dimensions: the top of the ring measures 10.00 mm wide north to south; the ring stands 4.55 mm tall above the finger

Size: 4 1/4 (free sizing where sizing is possible)

Diamonds: all diamonds graded in their mounting by a GIA GD—weights and grades are approximate.
    Center: .70 carat (est.) Old Mine Cut diamond with approx. J color and VS2 clarity
     Accents: .25 ctw., est.; sixteen Old European Cut diamonds; approx. H color and SI clarity overall