Posted on March 29, 2023March 29, 2023 A Cartier Diamond, Ruby, Emerald, Sapphire Bombe Ring from the 1980s. The diamonds weigh appx. 1.60 carats total. The mark JC is for Jacques Cartier. Share this:TweetShare on TumblrPocketEmailPrint By fomalhaut66Categories: Cartier DiamondTags: cartier, ring