When creating its newest jewelry collections, Baccarat looked to an unprecedented source of inspiration: its tableware. For the B Mania and B Lovely lines, which arrive in stores this month, the famous crystal company took cues from Harcourt, its best-known glassware. That collection dates back 170 years and features a hexagonal base and flat-cut sides that create a floral motif. According to Dominique Delale, Baccarat’s vice president of jewelry and accessories, this is the first time a stemware collection ha…