Diamond Necklace) is a 1954 Indian Tamil-language comedy film starring R. S. Manohar, K. A. Thangavelu, Padmini and Ragini.

Rangasamy bets that he will make another college student, Kamala, dance at his birthday party for 1000 rupees.

But he stays with Mohan and plans to take his mother's diamond necklace for his bet.

In the meantime Kamala sends Mohan disguised as Rangasamy, to Paramasivam's house to see the girl.

Shantha's brother Mani disguises himself as a girl and makes Mohan to suffer in the clutches of the lunatic.

Kamala forces Rangasamy for the money and he goes back to his house to take his mother's diamond necklace.

She writes a letter to Rangasamy begging his pardon and she requests him to come back to the house.

Paramasivam learns that his daughter Shantha is moving closely with Rangasamy who is disguised as Kandasamy.

Sambandam and Paramasivam makes arrangements for the marriage in the absence of the bride and groom.

[1][3] Historian Randor Guy noted that, unlike the source play, the film adaptation was not well received.