Vintage & Antique 1920s Art Deco Edwardian 0.22 Carat Total Weight Old Mine Cut Diamond Engagement Ring in 18K Rose Gold | TheIdolsEye Antique Art Deco platinum, rose gold, and diamond ring. Two sparkling old mine cut diamonds, held in platinum-topped bezel settings trimmed in gently worn milgrain, float at the center of an unusual, indented, platinum-topped navette-shaped halo, reminiscent of an infinity symbol. that’s edged in milgrain and set with eight dainty rose cut diamonds. The...