Diamonds is a 1975 Israeli-American heist film directed by Menahem Golan and Arik Dichner. Robert Shaw stars in a dual role as twin brothers. Richard Roundtree, Barbara Hershey and Shelley Winters has supporting roles. The film was also released as Diamond Shaft, although it has no relation to the Shaft films other than having Roundtree in the cast.

Plot

Charles Hodgson (Shaw) is a British aristocrat who decides to become a thief as a way of getting at his twin brother, Earl (Shaw), a security expert who has built a supposedly impregnable vault in Tel Aviv, which holds a cache of diamonds. For the caper, Charles enlists Archie (Roundtree), a heist expert, and Sally. He also becomes acquainted with an American woman, Zelda Shapiro (Winters), who is in Israel looking for a new husband.