Las Caletas or Las Marietas for Diving

Hi,

Has anyone dived both the sites. Which site is better? I am a recently qualified PADI diver. What would be better? If someone else who is a non diver and is joining the tour for a day which would be better?

Thanks

Parisha

More on Las Caletas: http://www.puertovallarta.net/what_to_do/las-caletas-jalisco.php

Greetings

M.