Apollo Movie Guide: Diamonds: Review, links, and cast information.
IMDb: Diamonds: Cast/credits plus additional information about the film
Metacritic.com: Diamonds: Links to movie reviews.
PopMatters: Diamonds: Review of the film
Rotten Tomatoes: Diamonds: Reviews, news, articles, previews, and trailers.
Upcomingmovies.com: Diamonds: Preview of the film.