Bidspirit auction | Three huge synthetic rubies (two

Three huge synthetic rubies (two rough and one cut and polished), produced by the Verneuil Method. These rubies have all the physical and chemical properties of the real natural ruby. Presented in a frame, with explanatory note on verso. Length of Boules: 12 cm, length of polished example: 21 mm. NB: Boule is the name given to elongated synthetic rough rubies.