Prismatic Reef is a thoroughbred horse born in Australia in 1999. Race horse Prismatic Reef is by North Reef (IRE) out of Coloured Sands (NZ) , trained by Greg Carige. Prismatic Reef form is available here. Owned by A MALONEY, N PITT, M BARNETT, T HALL, D O'CONNOR, M CARIGE, D & C DOUGLAS & R & S JOHNSON..