$40pp dinner and drinks Mexican- La Distelleria. Fantastic mole poblano. Good Mojitos. Nice staff.
$50pp dinner and drinks Japanese- Mikado at Marriott CasaMagna. Tuna Rolls, best that can be had just about anywhere. A Thai dish of beef, peppers, onions, mushrooms in an oyster sauce--- one of the best of it's kind.
$150pp fine dining- Club Grill at the Ritz. Great high-end old world gourmet. Foie, duck, rabbit, etc. Done very well a la NYC or the like.
La Parilla...Downtown Cancun. Fun place to go...great food, fun cultural experience. About $35-40 USD for two.