1 Carat Old Mine Cut Art Deco Diamond Ring in PlatinumThis gorgeous 1 carat old mine cut Art Deco diamond ring in platinum is representative of the late art deco geometric style. The 1. 15 carat center stone is held in place by four corner prongs that each feature delicate milgrain detailing and a small flourishing wheat pattern on the outside. The center stone is accented by two single cut diamonds on each side and is framed by open filigree detailing and milgrain. The shank of the band has beautifully