.35 Vintage Edwardian Diamond Engagement Ring in 18K.  This gorgeous Edwardian engagement ring features a .35 carat Old European cut natural diamond in rich 18k yellow gold. The primary diamond is near colorless and has a clarity of SI1. The primary stone is bezel set and mounted onto a slightly tapered 18k yellow gold band. From the glittering Old European cut diamond to the brightness of the 18k band, this vintage Edwardian engagement ring will bring a touch of rustic charm to your special day.