A stunner of a ring. This vintage ruby and diamond three stone features a certified natural and untreated berry-red ruby in a platinum coronet setting, flanked by a pair of white and bright old mine cut diamonds (also in platinum), leading to a slim and tapering 18k yellow gold shank.Accompanied by a ruby report from The Gem & Pearl Laboratory stating the ruby shows no evidence of heating.Cut:? Oval cut ruby and old mine cut diamonds.Colour:? The diamonds are H to I. Clarity:? The ruby has some visible inclusions (which is common for rubies). The diamonds are SI1 and SI2. Carat:? The ruby is approximately 1.15 carat and each of the diamonds is approximately 0.45 carat.Circa:? 1935.Size:? Q 1/2 (UK) or 7.25 (US). Free sizing available.Measurements:? The ruby is approximately 8.0 x 4.9mm. From the edge of one outer diamond to the other is 14.4mm. Sits 4.7mm from the finger.Weight:? 3.03 grams.Metal:? Stamped 18CT PLAT indicting 18k yellow gold and platinum, and tested to confirm.Item # 6121012S357