COMINGS AND GOINGSJennifer Brousseau>>?On Feb. 12, the Providence Jewelers Club elected the following new members to its board: Jennifer Brousseau of LDC in East Providence, R.I., and Steven Cipolla of National Chain Company in Warwick, R.I.>>?Insurance agency ­Jewelers unBLOCKed has named Diane Fowler its new director of marketing. She will lead all the company’s marketing initiatives alongside Luxury Brand Group.>>?Rio Tinto Diamonds has appointed Brandee Dallow to manage its U.S. representative office in New York City. Dallow previously worked at Julius Klein Diamonds and JWT.Kevin Metz>>?Stuller has named Kevin Metz chief marketing officer, with a focus on corporate branding, social media, and e-commerce. Metz most recently served as vice president of digital marketing for Caché.>>?Fruchtman Marketing, the Toledo, Ohio–based firm that specializes i