Vintage 1.64 Carat Minor Oil Colombian Emerald & Diamond Ring, circa 1950A breathtaking vintage emerald ring. The centre stone certified as Colombian and having received only minor oiling displays an impossibly bright and vivid green. The stone is secured in a yellow gold rubover setting and is surrounded by 22 eight cut diamonds in platinum. Pretty detailing in the under gallery (including for 'hidden' hearts at each corner) leads to a slim 18k yellow gold shank which splits at the shoulders. Currently size O (UK) or 7