Centering a Swiss cut diamond weighing approx

with a coral cabochon measuring app

1 7/8 x 1/2 inch

and Single cut diamonds weighing approx

1 3/8 x 1 inch (including bail)

Art Deco Diamond & Emerald Dinner Ring finds Centering a Swiss cut diamondCentering an Old European cut diamond weighing approx. 0. 35ct., flanked by two Round Brilliant but diamonds weighing approx. 0. 25ctw., flanked by two Baguette cut diamonds weighing approx. 0. 05ctw., and further flanked by Old European cut diamonds weighing approx. 0. 20ctw. Framed by twenty two diamonds (assorted cuts) weighing approx. 0. 56ctw. and calibr cut emeralds*, fashioned in platinum. Stamped "95% PLATINUM". Size 4 1 4. *Colored stones are