Mid Century 1.00 Carat Transitional Cut Diamond Engagement Ring, circa 1950A classy vintage diamond engagement ring. The diamond in the centre graded by IGI as H colour, VS1 clarity is dazzlingly white and internally clean. The stone is set in a platinum eight claw rex collet which sits on a slim and tapering 18k white gold shank. Although IGI have described the cut as Round Brilliant, the diamond has many characteristics of an Old European Cut slightly smaller table, cut culet, burnished girdle making this a transitional