A very beautiful combination of Blue Gems can be found within this Mauboussin of Paris, France Ring which is set in white gold, with sparkling diamonds and sapphires. 

This ring has been delicately set with one cabochon cut blue chalcedony of 2.66ct, decorated with 38 individually set sapphires which have been round cut,  further set with 54 delicate round brilliant cut diamonds with an impressive 1.00ct

This item is sold in Mauboussin Size 53 / M (UK).