DeKara Designs Classic Handmade Art Deco Oval Emerald and Diamond Ring. Metal- 14K Yellow Gold, .583 Stones- 1 Square Emerald Cut Colombian Emerald 0.80 Carats, 33 Round Antique Old Mine Cut Diamonds F-G Color SI1 Clarity 0.85 Carats. Art Deco Inspired 14K Yellow Gold Halo Emerald Diamond Engagement Ring. The emerald has a beautiful green and is professionally set in between four prongs. There are two rows of pave set round near colorless antique old mine cut diamonds. The ring has an Art Deco i Diamond Emerald Engagement Ring, Diamond Emerald Ring, Art Deco Emerald, Pear Wedding Ring, Emerald Ring Engagement Diamond, Emerald Wedding Rings, Emerald And Diamond Ring, Emerald Wedding, Sapphire Band