This stock is 'too low,' says Jim Cramer

Adam Jeffery | CNBC

CNBC's Jim Cramer said Tuesday his charitable trust is buying back shares of Apple, having earlier sold the technology stock at a higher price. "I think it's just too low. I mean, enough is enough," he said.

"It's a value stock and a lot of the value stocks are trading up. If you look at IBM. ... They're supposed to have a 2 percent decline in revenue, and that stock can't stop going up," Cramer said on "Squawk on the Street." "I mean, eventually Apple will have that same thing going."

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Mossberg: Galaxy S5 doesn't work for me
Mossberg: Galaxy S5 doesn't work for me

Apple, maker of the iPhone smartphone, will face increased competition from rival Samsung this week. The fifth version of Samsung's flagship smartphone, the Galaxy S, will go on sale globally on Friday. Samsung, the world's biggest smartphone maker, is hoping the device will prove its staying power as a mobile innovator. Reviews of the Galaxy S, however, were largely positive, but unenthusiastic.

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"I was looking for Samsung to blow them away. I didn't see anything in these reviews that made me feel like, 'You know what, Jim, your Apple, just get rid of it. It's like old fashioned,'" Cramer said. "I didn't feel that way."

Disclosure: Cramer's charitable trust owns shares of Apple.

—By CNBC's Drew Sandholm.