double diamond is the sixth album by british jazz-rock group if and the second to be issued in the u.s. on the metromedia records label. with only dick morrissey left from the original band, the new line-up featured fi trench (keyboards) and pete arnesen (keyboards), steve rosenthal (guitar/lead vocals), kurt palomaki (bass) and cliff davies (drums). it was recorded at the manor recording studios shortly after mike oldfield's "tubular bells", and released in 1973.