Circa 1980s, 18k, Swiss. The 2.23 carat Colombian emerald (GIA Report) in this sleek eighties ring has gorgeous color, good clarity and is bright with lively passage of light. Set between two .65 carat fine white diamonds (H color SI1 clarity), its postmodern design is perfect for today's understated sense of chic. Meticulously made in 18k yellow gold, it is in excellent condition. Stone Details: The diamonds are very white and sparkly and the Colombian Emerald is a gorgeous bright hue.