Uncut Gem is a thoroughbred horse born in Australia in 2019. Race horse Uncut Gem is by Star Turn (AUS) out of Devolving (AUS) , trained by Glen Milligan. Uncut Gem form is available here. Owned by G R Milligan, Ms V P Milligan, S o Prater, M Braude, C A Brown, D P Tracey, A Braude, J B Stephens & A Wright.