The field test for diamond is 'extreme hardness'.
Rough Diamond - album - was created in 1977.
Diamond in the Rough - album - was created in 1976-07.
Yes, a diamond tester can detect whether a rough diamond is a diamond or not by analyzing its thermal conductivity. However, the tester may not be able to provide information on the specific quality or value of the rough diamond.
Rough Cut Diamond was created on 2009-07-22.
A Real Diamond in the Rough was created on 2009-05-01.
Rough Diamond - 2006 is rated/received certificates of: Australia:PG
He's a diamond in the rough means they're hard to get sometimes, but they're smart.
A Diamond in the Rough - 1911 was released on: USA: 4 December 1911
A Diamond in the Rough - 1914 I was released on: USA: 26 April 1914
The Rough Diamond - 1921 was released on: USA: 30 October 1921
Diamond in the Rough - 1988 is rated/received certificates of: Netherlands:16
A Rough Diamond - 1911 was released on: USA: 5 June 1911