Robert Neil Diamond, 67, of Milford, died May 14. Born in New Haven, he was the son of the late Harry Diamond and Naomi (Halper) Diamond Finn.  He is survived by his fiancée, Carmen Corvino; a sister, Inez Diamond Kelso (Robert) of Bethany; a brother, Charles R. Diamond (Sharon) of Chestnut Hill, Mass; nieces and nephews, Heidi Kelso, Betsy Kelso, and Michael Diamond and Samuel Diamond; and James Corvino (Michaeleen) and Paul Corvino (Joanne) of Milford; and Kyla and Olivia Corvino.