Will Kopelman proposed to Drew Barrymore with a magnificent, D-color radiant cut Graff diamond. According to the jewelery company, the ring Kopelman chose is just under 4 carats. The ring features a colorless radiant-cut diamond, situated on a diamond-covered band. Kopelman and Barrymore have been linked romantically since February of last year. The couple got engaged in Sun Valley, Idaho, while vacationing over the holidays.This will be the third walk down the aisle for Barrymore, who was married to Tom Green in 2001 and to Jeremy Thomas briefly in 1994